Home / 439,735,646.70-607,070,787.57-339,044,165.64

Finding the Fourth Proportional to 439,735,646.70, 607,070,787.57 and 339,044,165.64

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Solution

The fourth proportional to 439,735,646.70, 607,070,787.57 and 339,044,165.64 is: 468,062,596.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,735,646.70 : 607,070,787.57 = 339,044,165.64 : x
  2. Step 2: Convert to fraction form
    439,735,646.70/607,070,787.57 = 339,044,165.64/x
  3. Step 3: Cross multiply
    439,735,646.70x = 607,070,787.57 × 339,044,165.64
  4. Step 4: Simplify right side
    439,735,646.70x = 205,823,808,656,088,352
  5. Step 5: Solve for x
    x = 205,823,808,656,088,352/439,735,646.70
  6. Step 6: Final answer
    x = 468,062,596.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.