Home / 98,609,031.96-136,124,051.76-58,930,565.28

Finding the Fourth Proportional to 98,609,031.96, 136,124,051.76 and 58,930,565.28

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Solution

The fourth proportional to 98,609,031.96, 136,124,051.76 and 58,930,565.28 is: 81,350,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,609,031.96 : 136,124,051.76 = 58,930,565.28 : x
  2. Step 2: Convert to fraction form
    98,609,031.96/136,124,051.76 = 58,930,565.28/x
  3. Step 3: Cross multiply
    98,609,031.96x = 136,124,051.76 × 58,930,565.28
  4. Step 4: Simplify right side
    98,609,031.96x = 8,021,867,318,420,778
  5. Step 5: Solve for x
    x = 8,021,867,318,420,778/98,609,031.96
  6. Step 6: Final answer
    x = 81,350,228.87

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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.