Home / 119,036,430.72-178,207,782.48-88,466,369.76

Finding the Fourth Proportional to 119,036,430.72, 178,207,782.48 and 88,466,369.76

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Solution

The fourth proportional to 119,036,430.72, 178,207,782.48 and 88,466,369.76 is: 132,441,770.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,036,430.72 : 178,207,782.48 = 88,466,369.76 : x
  2. Step 2: Convert to fraction form
    119,036,430.72/178,207,782.48 = 88,466,369.76/x
  3. Step 3: Cross multiply
    119,036,430.72x = 178,207,782.48 × 88,466,369.76
  4. Step 4: Simplify right side
    119,036,430.72x = 15,765,395,578,985,330
  5. Step 5: Solve for x
    x = 15,765,395,578,985,330/119,036,430.72
  6. Step 6: Final answer
    x = 132,441,770.00

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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.