Home / 79,956,043.20-119,934,064.80-59,548,708.80

Finding the Fourth Proportional to 79,956,043.20, 119,934,064.80 and 59,548,708.80

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Solution

The fourth proportional to 79,956,043.20, 119,934,064.80 and 59,548,708.80 is: 89,323,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,956,043.20 : 119,934,064.80 = 59,548,708.80 : x
  2. Step 2: Convert to fraction form
    79,956,043.20/119,934,064.80 = 59,548,708.80/x
  3. Step 3: Cross multiply
    79,956,043.20x = 119,934,064.80 × 59,548,708.80
  4. Step 4: Simplify right side
    79,956,043.20x = 7,141,918,699,975,530
  5. Step 5: Solve for x
    x = 7,141,918,699,975,530/79,956,043.20
  6. Step 6: Final answer
    x = 89,323,063.20

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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.