Home / 67,608,001.80-101,412,002.70-40,734,145.80

Finding the Fourth Proportional to 67,608,001.80, 101,412,002.70 and 40,734,145.80

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Solution

The fourth proportional to 67,608,001.80, 101,412,002.70 and 40,734,145.80 is: 61,101,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,608,001.80 : 101,412,002.70 = 40,734,145.80 : x
  2. Step 2: Convert to fraction form
    67,608,001.80/101,412,002.70 = 40,734,145.80/x
  3. Step 3: Cross multiply
    67,608,001.80x = 101,412,002.70 × 40,734,145.80
  4. Step 4: Simplify right side
    67,608,001.80x = 4,130,931,303,851,793.50
  5. Step 5: Solve for x
    x = 4,130,931,303,851,793.50/67,608,001.80
  6. Step 6: Final answer
    x = 61,101,218.70

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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.