Home / 87,699,184,151.79-131,527,713,215.25-40,490,299,613.10

Finding the Fourth Proportional to 87,699,184,151.79, 131,527,713,215.25 and 40,490,299,613.10

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Solution

The fourth proportional to 87,699,184,151.79, 131,527,713,215.25 and 40,490,299,613.10 is: 60,725,724,726.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,699,184,151.79 : 131,527,713,215.25 = 40,490,299,613.10 : x
  2. Step 2: Convert to fraction form
    87,699,184,151.79/131,527,713,215.25 = 40,490,299,613.10/x
  3. Step 3: Cross multiply
    87,699,184,151.79x = 131,527,713,215.25 × 40,490,299,613.10
  4. Step 4: Simplify right side
    87,699,184,151.79x = 5,325,596,515,511,365,009,408
  5. Step 5: Solve for x
    x = 5,325,596,515,511,365,009,408/87,699,184,151.79
  6. Step 6: Final answer
    x = 60,725,724,726.17

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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.