Home / 431,503,344.90-595,636,550.73-282,834,046.80

Finding the Fourth Proportional to 431,503,344.90, 595,636,550.73 and 282,834,046.80

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Solution

The fourth proportional to 431,503,344.90, 595,636,550.73 and 282,834,046.80 is: 390,417,126.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,503,344.90 : 595,636,550.73 = 282,834,046.80 : x
  2. Step 2: Convert to fraction form
    431,503,344.90/595,636,550.73 = 282,834,046.80/x
  3. Step 3: Cross multiply
    431,503,344.90x = 595,636,550.73 × 282,834,046.80
  4. Step 4: Simplify right side
    431,503,344.90x = 168,466,296,064,959,392
  5. Step 5: Solve for x
    x = 168,466,296,064,959,392/431,503,344.90
  6. Step 6: Final answer
    x = 390,417,126.67

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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.