Home / 86,667,430.48-129,919,767.45-29,119,456.06

Finding the Fourth Proportional to 86,667,430.48, 129,919,767.45 and 29,119,456.06

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Solution

The fourth proportional to 86,667,430.48, 129,919,767.45 and 29,119,456.06 is: 43,651,841.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,667,430.48 : 129,919,767.45 = 29,119,456.06 : x
  2. Step 2: Convert to fraction form
    86,667,430.48/129,919,767.45 = 29,119,456.06/x
  3. Step 3: Cross multiply
    86,667,430.48x = 129,919,767.45 × 29,119,456.06
  4. Step 4: Simplify right side
    86,667,430.48x = 3,783,192,959,151,696
  5. Step 5: Solve for x
    x = 3,783,192,959,151,696/86,667,430.48
  6. Step 6: Final answer
    x = 43,651,841.74

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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.