Home / 99,162,335.80-148,743,503.70-83,289,964.60

Finding the Fourth Proportional to 99,162,335.80, 148,743,503.70 and 83,289,964.60

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Solution

The fourth proportional to 99,162,335.80, 148,743,503.70 and 83,289,964.60 is: 124,934,946.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,162,335.80 : 148,743,503.70 = 83,289,964.60 : x
  2. Step 2: Convert to fraction form
    99,162,335.80/148,743,503.70 = 83,289,964.60/x
  3. Step 3: Cross multiply
    99,162,335.80x = 148,743,503.70 × 83,289,964.60
  4. Step 4: Simplify right side
    99,162,335.80x = 12,388,841,157,652,968
  5. Step 5: Solve for x
    x = 12,388,841,157,652,968/99,162,335.80
  6. Step 6: Final answer
    x = 124,934,946.90

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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.