Home / 99,299,427.76-148,970,689.26-30,210,435.77

Finding the Fourth Proportional to 99,299,427.76, 148,970,689.26 and 30,210,435.77

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Solution

The fourth proportional to 99,299,427.76, 148,970,689.26 and 30,210,435.77 is: 45,322,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,299,427.76 : 148,970,689.26 = 30,210,435.77 : x
  2. Step 2: Convert to fraction form
    99,299,427.76/148,970,689.26 = 30,210,435.77/x
  3. Step 3: Cross multiply
    99,299,427.76x = 148,970,689.26 × 30,210,435.77
  4. Step 4: Simplify right side
    99,299,427.76x = 4,500,469,438,711,531.50
  5. Step 5: Solve for x
    x = 4,500,469,438,711,531.50/99,299,427.76
  6. Step 6: Final answer
    x = 45,322,209.20

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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.