Home / 705,291,330.10-1,057,660,169.55-268,359,963.70

Finding the Fourth Proportional to 705,291,330.10, 1,057,660,169.55 and 268,359,963.70

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Solution

The fourth proportional to 705,291,330.10, 1,057,660,169.55 and 268,359,963.70 is: 402,434,614.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,291,330.10 : 1,057,660,169.55 = 268,359,963.70 : x
  2. Step 2: Convert to fraction form
    705,291,330.10/1,057,660,169.55 = 268,359,963.70/x
  3. Step 3: Cross multiply
    705,291,330.10x = 1,057,660,169.55 × 268,359,963.70
  4. Step 4: Simplify right side
    705,291,330.10x = 283,833,644,707,373,824
  5. Step 5: Solve for x
    x = 283,833,644,707,373,824/705,291,330.10
  6. Step 6: Final answer
    x = 402,434,614.74

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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.