Home / 1,130,923,662.80-1,696,385,494.20-915,932,814.80

Finding the Fourth Proportional to 1,130,923,662.80, 1,696,385,494.20 and 915,932,814.80

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Solution

The fourth proportional to 1,130,923,662.80, 1,696,385,494.20 and 915,932,814.80 is: 1,373,899,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,923,662.80 : 1,696,385,494.20 = 915,932,814.80 : x
  2. Step 2: Convert to fraction form
    1,130,923,662.80/1,696,385,494.20 = 915,932,814.80/x
  3. Step 3: Cross multiply
    1,130,923,662.80x = 1,696,385,494.20 × 915,932,814.80
  4. Step 4: Simplify right side
    1,130,923,662.80x = 1,553,775,140,688,495,104
  5. Step 5: Solve for x
    x = 1,553,775,140,688,495,104/1,130,923,662.80
  6. Step 6: Final answer
    x = 1,373,899,222.20

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Double scale
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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.