Home / 103,678,826.45-155,517,175.15-59,931,748.92

Finding the Fourth Proportional to 103,678,826.45, 155,517,175.15 and 59,931,748.92

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Solution

The fourth proportional to 103,678,826.45, 155,517,175.15 and 59,931,748.92 is: 89,897,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,678,826.45 : 155,517,175.15 = 59,931,748.92 : x
  2. Step 2: Convert to fraction form
    103,678,826.45/155,517,175.15 = 59,931,748.92/x
  3. Step 3: Cross multiply
    103,678,826.45x = 155,517,175.15 × 59,931,748.92
  4. Step 4: Simplify right side
    103,678,826.45x = 9,320,416,293,104,444
  5. Step 5: Solve for x
    x = 9,320,416,293,104,444/103,678,826.45
  6. Step 6: Final answer
    x = 89,897,008.02

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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.