Home / 99,657,030.60-149,485,545.90-61,193,824.20

Finding the Fourth Proportional to 99,657,030.60, 149,485,545.90 and 61,193,824.20

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Solution

The fourth proportional to 99,657,030.60, 149,485,545.90 and 61,193,824.20 is: 91,790,736.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,657,030.60 : 149,485,545.90 = 61,193,824.20 : x
  2. Step 2: Convert to fraction form
    99,657,030.60/149,485,545.90 = 61,193,824.20/x
  3. Step 3: Cross multiply
    99,657,030.60x = 149,485,545.90 × 61,193,824.20
  4. Step 4: Simplify right side
    99,657,030.60x = 9,147,592,216,245,632
  5. Step 5: Solve for x
    x = 9,147,592,216,245,632/99,657,030.60
  6. Step 6: Final answer
    x = 91,790,736.30

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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.