Home / 720,016,031.92-1,080,016,174.62-174,757,565.92

Finding the Fourth Proportional to 720,016,031.92, 1,080,016,174.62 and 174,757,565.92

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Solution

The fourth proportional to 720,016,031.92, 1,080,016,174.62 and 174,757,565.92 is: 262,134,437.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,016,031.92 : 1,080,016,174.62 = 174,757,565.92 : x
  2. Step 2: Convert to fraction form
    720,016,031.92/1,080,016,174.62 = 174,757,565.92/x
  3. Step 3: Cross multiply
    720,016,031.92x = 1,080,016,174.62 × 174,757,565.92
  4. Step 4: Simplify right side
    720,016,031.92x = 188,740,997,830,820,832
  5. Step 5: Solve for x
    x = 188,740,997,830,820,832/720,016,031.92
  6. Step 6: Final answer
    x = 262,134,437.93

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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.