Home / 147,034,143,745.12-220,615,366,984.62-51,488,738,572.24

Finding the Fourth Proportional to 147,034,143,745.12, 220,615,366,984.62 and 51,488,738,572.24

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Solution

The fourth proportional to 147,034,143,745.12, 220,615,366,984.62 and 51,488,738,572.24 is: 77,255,572,524.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,034,143,745.12 : 220,615,366,984.62 = 51,488,738,572.24 : x
  2. Step 2: Convert to fraction form
    147,034,143,745.12/220,615,366,984.62 = 51,488,738,572.24/x
  3. Step 3: Cross multiply
    147,034,143,745.12x = 220,615,366,984.62 × 51,488,738,572.24
  4. Step 4: Simplify right side
    147,034,143,745.12x = 11,359,206,955,689,885,827,072
  5. Step 5: Solve for x
    x = 11,359,206,955,689,885,827,072/147,034,143,745.12
  6. Step 6: Final answer
    x = 77,255,572,524.57

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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.