Home / 148,937,821.80-223,406,732.70-84,367,740.30

Finding the Fourth Proportional to 148,937,821.80, 223,406,732.70 and 84,367,740.30

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Solution

The fourth proportional to 148,937,821.80, 223,406,732.70 and 84,367,740.30 is: 126,551,610.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,937,821.80 : 223,406,732.70 = 84,367,740.30 : x
  2. Step 2: Convert to fraction form
    148,937,821.80/223,406,732.70 = 84,367,740.30/x
  3. Step 3: Cross multiply
    148,937,821.80x = 223,406,732.70 × 84,367,740.30
  4. Step 4: Simplify right side
    148,937,821.80x = 18,848,321,205,705,116
  5. Step 5: Solve for x
    x = 18,848,321,205,705,116/148,937,821.80
  6. Step 6: Final answer
    x = 126,551,610.45

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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.