Home / 717,476,529.60-1,076,214,794.40-544,014,187.20

Finding the Fourth Proportional to 717,476,529.60, 1,076,214,794.40 and 544,014,187.20

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Solution

The fourth proportional to 717,476,529.60, 1,076,214,794.40 and 544,014,187.20 is: 816,021,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,476,529.60 : 1,076,214,794.40 = 544,014,187.20 : x
  2. Step 2: Convert to fraction form
    717,476,529.60/1,076,214,794.40 = 544,014,187.20/x
  3. Step 3: Cross multiply
    717,476,529.60x = 1,076,214,794.40 × 544,014,187.20
  4. Step 4: Simplify right side
    717,476,529.60x = 585,476,116,628,131,200
  5. Step 5: Solve for x
    x = 585,476,116,628,131,200/717,476,529.60
  6. Step 6: Final answer
    x = 816,021,280.80

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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.