Home / 629,857,254.40-944,785,881.60-435,987,577.60

Finding the Fourth Proportional to 629,857,254.40, 944,785,881.60 and 435,987,577.60

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Solution

The fourth proportional to 629,857,254.40, 944,785,881.60 and 435,987,577.60 is: 653,981,366.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,254.40 : 944,785,881.60 = 435,987,577.60 : x
  2. Step 2: Convert to fraction form
    629,857,254.40/944,785,881.60 = 435,987,577.60/x
  3. Step 3: Cross multiply
    629,857,254.40x = 944,785,881.60 × 435,987,577.60
  4. Step 4: Simplify right side
    629,857,254.40x = 411,914,907,869,464,448
  5. Step 5: Solve for x
    x = 411,914,907,869,464,448/629,857,254.40
  6. Step 6: Final answer
    x = 653,981,366.40

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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.