Home / 837,397,318.52-1,256,283,319.02-255,177,131

Finding the Fourth Proportional to 837,397,318.52, 1,256,283,319.02 and 255,177,131

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Solution

The fourth proportional to 837,397,318.52, 1,256,283,319.02 and 255,177,131 is: 382,822,784.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,397,318.52 : 1,256,283,319.02 = 255,177,131 : x
  2. Step 2: Convert to fraction form
    837,397,318.52/1,256,283,319.02 = 255,177,131/x
  3. Step 3: Cross multiply
    837,397,318.52x = 1,256,283,319.02 × 255,177,131
  4. Step 4: Simplify right side
    837,397,318.52x = 320,574,773,070,681,344
  5. Step 5: Solve for x
    x = 320,574,773,070,681,344/837,397,318.52
  6. Step 6: Final answer
    x = 382,822,784.34

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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.