Home / 443,986,538.10-665,979,807.15-437,184,093.30

Finding the Fourth Proportional to 443,986,538.10, 665,979,807.15 and 437,184,093.30

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Solution

The fourth proportional to 443,986,538.10, 665,979,807.15 and 437,184,093.30 is: 655,776,139.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,986,538.10 : 665,979,807.15 = 437,184,093.30 : x
  2. Step 2: Convert to fraction form
    443,986,538.10/665,979,807.15 = 437,184,093.30/x
  3. Step 3: Cross multiply
    443,986,538.10x = 665,979,807.15 × 437,184,093.30
  4. Step 4: Simplify right side
    443,986,538.10x = 291,155,778,144,981,632
  5. Step 5: Solve for x
    x = 291,155,778,144,981,632/443,986,538.10
  6. Step 6: Final answer
    x = 655,776,139.95

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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.