Home / 1,076,556,918.80-1,614,835,378.20-586,780,893.20

Finding the Fourth Proportional to 1,076,556,918.80, 1,614,835,378.20 and 586,780,893.20

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Solution

The fourth proportional to 1,076,556,918.80, 1,614,835,378.20 and 586,780,893.20 is: 880,171,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,556,918.80 : 1,614,835,378.20 = 586,780,893.20 : x
  2. Step 2: Convert to fraction form
    1,076,556,918.80/1,614,835,378.20 = 586,780,893.20/x
  3. Step 3: Cross multiply
    1,076,556,918.80x = 1,614,835,378.20 × 586,780,893.20
  4. Step 4: Simplify right side
    1,076,556,918.80x = 947,554,545,591,155,968
  5. Step 5: Solve for x
    x = 947,554,545,591,155,968/1,076,556,918.80
  6. Step 6: Final answer
    x = 880,171,339.80

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Half scale
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Double scale
Find fourth proportional to 1,076,556,919.80, 1,614,835,379.70 and 586,780,894.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.