Home / 615,684,411.60-923,526,617.40-560,145,109.20

Finding the Fourth Proportional to 615,684,411.60, 923,526,617.40 and 560,145,109.20

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Solution

The fourth proportional to 615,684,411.60, 923,526,617.40 and 560,145,109.20 is: 840,217,663.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,684,411.60 : 923,526,617.40 = 560,145,109.20 : x
  2. Step 2: Convert to fraction form
    615,684,411.60/923,526,617.40 = 560,145,109.20/x
  3. Step 3: Cross multiply
    615,684,411.60x = 923,526,617.40 × 560,145,109.20
  4. Step 4: Simplify right side
    615,684,411.60x = 517,308,917,952,629,632
  5. Step 5: Solve for x
    x = 517,308,917,952,629,632/615,684,411.60
  6. Step 6: Final answer
    x = 840,217,663.80

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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.