Home / 102,680,484.66-141,699,191.58-55,637,524.17

Finding the Fourth Proportional to 102,680,484.66, 141,699,191.58 and 55,637,524.17

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Solution

The fourth proportional to 102,680,484.66, 141,699,191.58 and 55,637,524.17 is: 76,779,849.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,680,484.66 : 141,699,191.58 = 55,637,524.17 : x
  2. Step 2: Convert to fraction form
    102,680,484.66/141,699,191.58 = 55,637,524.17/x
  3. Step 3: Cross multiply
    102,680,484.66x = 141,699,191.58 × 55,637,524.17
  4. Step 4: Simplify right side
    102,680,484.66x = 7,883,792,196,401,711
  5. Step 5: Solve for x
    x = 7,883,792,196,401,711/102,680,484.66
  6. Step 6: Final answer
    x = 76,779,849.87

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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.