Home / 132,854,430.30-199,281,645.45-61,190,814.30

Finding the Fourth Proportional to 132,854,430.30, 199,281,645.45 and 61,190,814.30

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Solution

The fourth proportional to 132,854,430.30, 199,281,645.45 and 61,190,814.30 is: 91,786,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,854,430.30 : 199,281,645.45 = 61,190,814.30 : x
  2. Step 2: Convert to fraction form
    132,854,430.30/199,281,645.45 = 61,190,814.30/x
  3. Step 3: Cross multiply
    132,854,430.30x = 199,281,645.45 × 61,190,814.30
  4. Step 4: Simplify right side
    132,854,430.30x = 12,194,206,160,129,388
  5. Step 5: Solve for x
    x = 12,194,206,160,129,388/132,854,430.30
  6. Step 6: Final answer
    x = 91,786,221.45

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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.