Home / 102,672,849.60-141,695,484.09-58,003,328.88

Finding the Fourth Proportional to 102,672,849.60, 141,695,484.09 and 58,003,328.88

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Solution

The fourth proportional to 102,672,849.60, 141,695,484.09 and 58,003,328.88 is: 80,048,521.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,672,849.60 : 141,695,484.09 = 58,003,328.88 : x
  2. Step 2: Convert to fraction form
    102,672,849.60/141,695,484.09 = 58,003,328.88/x
  3. Step 3: Cross multiply
    102,672,849.60x = 141,695,484.09 × 58,003,328.88
  4. Step 4: Simplify right side
    102,672,849.60x = 8,218,809,764,483,078
  5. Step 5: Solve for x
    x = 8,218,809,764,483,078/102,672,849.60
  6. Step 6: Final answer
    x = 80,048,521.07

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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.