Home / 108,172,562.48-149,278,267.45-58,612,897.85

Finding the Fourth Proportional to 108,172,562.48, 149,278,267.45 and 58,612,897.85

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Solution

The fourth proportional to 108,172,562.48, 149,278,267.45 and 58,612,897.85 is: 80,885,870.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,172,562.48 : 149,278,267.45 = 58,612,897.85 : x
  2. Step 2: Convert to fraction form
    108,172,562.48/149,278,267.45 = 58,612,897.85/x
  3. Step 3: Cross multiply
    108,172,562.48x = 149,278,267.45 × 58,612,897.85
  4. Step 4: Simplify right side
    108,172,562.48x = 8,749,631,840,854,071
  5. Step 5: Solve for x
    x = 8,749,631,840,854,071/108,172,562.48
  6. Step 6: Final answer
    x = 80,885,870.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.