Home / 103,895,262.76-155,532,197.86-62,830,423

Finding the Fourth Proportional to 103,895,262.76, 155,532,197.86 and 62,830,423

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Solution

The fourth proportional to 103,895,262.76, 155,532,197.86 and 62,830,423 is: 94,057,741.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,895,262.76 : 155,532,197.86 = 62,830,423 : x
  2. Step 2: Convert to fraction form
    103,895,262.76/155,532,197.86 = 62,830,423/x
  3. Step 3: Cross multiply
    103,895,262.76x = 155,532,197.86 × 62,830,423
  4. Step 4: Simplify right side
    103,895,262.76x = 9,772,153,781,663,496
  5. Step 5: Solve for x
    x = 9,772,153,781,663,496/103,895,262.76
  6. Step 6: Final answer
    x = 94,057,741.63

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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.