Home / 133,564,756.24-199,900,720.92-76,041,585.04

Finding the Fourth Proportional to 133,564,756.24, 199,900,720.92 and 76,041,585.04

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Solution

The fourth proportional to 133,564,756.24, 199,900,720.92 and 76,041,585.04 is: 113,808,223.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,564,756.24 : 199,900,720.92 = 76,041,585.04 : x
  2. Step 2: Convert to fraction form
    133,564,756.24/199,900,720.92 = 76,041,585.04/x
  3. Step 3: Cross multiply
    133,564,756.24x = 199,900,720.92 × 76,041,585.04
  4. Step 4: Simplify right side
    133,564,756.24x = 15,200,767,669,395,488
  5. Step 5: Solve for x
    x = 15,200,767,669,395,488/133,564,756.24
  6. Step 6: Final answer
    x = 113,808,223.80

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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.