Home / 381,892,713,164.67-527,012,466,820-208,278,272,350.47

Finding the Fourth Proportional to 381,892,713,164.67, 527,012,466,820 and 208,278,272,350.47

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Solution

The fourth proportional to 381,892,713,164.67, 527,012,466,820 and 208,278,272,350.47 is: 287,424,300,890.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,892,713,164.67 : 527,012,466,820 = 208,278,272,350.47 : x
  2. Step 2: Convert to fraction form
    381,892,713,164.67/527,012,466,820 = 208,278,272,350.47/x
  3. Step 3: Cross multiply
    381,892,713,164.67x = 527,012,466,820 × 208,278,272,350.47
  4. Step 4: Simplify right side
    381,892,713,164.67x = 109,765,246,096,429,000,163,328
  5. Step 5: Solve for x
    x = 109,765,246,096,429,000,163,328/381,892,713,164.67
  6. Step 6: Final answer
    x = 287,424,300,890.23

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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.