Home / 89,712,266.80-134,568,400.20-73,769,036.80

Finding the Fourth Proportional to 89,712,266.80, 134,568,400.20 and 73,769,036.80

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Solution

The fourth proportional to 89,712,266.80, 134,568,400.20 and 73,769,036.80 is: 110,653,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,712,266.80 : 134,568,400.20 = 73,769,036.80 : x
  2. Step 2: Convert to fraction form
    89,712,266.80/134,568,400.20 = 73,769,036.80/x
  3. Step 3: Cross multiply
    89,712,266.80x = 134,568,400.20 × 73,769,036.80
  4. Step 4: Simplify right side
    89,712,266.80x = 9,926,981,266,470,926
  5. Step 5: Solve for x
    x = 9,926,981,266,470,926/89,712,266.80
  6. Step 6: Final answer
    x = 110,653,555.20

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1.5x scale

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.