Home / 60,129,218,742.56-90,272,654,067.38-40,320,742,077.94

Finding the Fourth Proportional to 60,129,218,742.56, 90,272,654,067.38 and 40,320,742,077.94

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Solution

The fourth proportional to 60,129,218,742.56, 90,272,654,067.38 and 40,320,742,077.94 is: 60,533,971,294.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,129,218,742.56 : 90,272,654,067.38 = 40,320,742,077.94 : x
  2. Step 2: Convert to fraction form
    60,129,218,742.56/90,272,654,067.38 = 40,320,742,077.94/x
  3. Step 3: Cross multiply
    60,129,218,742.56x = 90,272,654,067.38 × 40,320,742,077.94
  4. Step 4: Simplify right side
    60,129,218,742.56x = 3,639,860,401,341,930,668,032
  5. Step 5: Solve for x
    x = 3,639,860,401,341,930,668,032/60,129,218,742.56
  6. Step 6: Final answer
    x = 60,533,971,294.82

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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.