Home / 333,429,337.71-500,098,603.98-87,765,400.39

Finding the Fourth Proportional to 333,429,337.71, 500,098,603.98 and 87,765,400.39

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Solution

The fourth proportional to 333,429,337.71, 500,098,603.98 and 87,765,400.39 is: 131,636,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,429,337.71 : 500,098,603.98 = 87,765,400.39 : x
  2. Step 2: Convert to fraction form
    333,429,337.71/500,098,603.98 = 87,765,400.39/x
  3. Step 3: Cross multiply
    333,429,337.71x = 500,098,603.98 × 87,765,400.39
  4. Step 4: Simplify right side
    333,429,337.71x = 43,891,354,212,784,752
  5. Step 5: Solve for x
    x = 43,891,354,212,784,752/333,429,337.71
  6. Step 6: Final answer
    x = 131,636,149.70

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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.