Home / 629,856,822.40-944,785,233.60-569,390,646.40

Finding the Fourth Proportional to 629,856,822.40, 944,785,233.60 and 569,390,646.40

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Solution

The fourth proportional to 629,856,822.40, 944,785,233.60 and 569,390,646.40 is: 854,085,969.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,822.40 : 944,785,233.60 = 569,390,646.40 : x
  2. Step 2: Convert to fraction form
    629,856,822.40/944,785,233.60 = 569,390,646.40/x
  3. Step 3: Cross multiply
    629,856,822.40x = 944,785,233.60 × 569,390,646.40
  4. Step 4: Simplify right side
    629,856,822.40x = 537,951,874,868,678,976
  5. Step 5: Solve for x
    x = 537,951,874,868,678,976/629,856,822.40
  6. Step 6: Final answer
    x = 854,085,969.60

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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.