Home / 837,397,316.52-1,256,283,316.02-255,177,129

Finding the Fourth Proportional to 837,397,316.52, 1,256,283,316.02 and 255,177,129

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Solution

The fourth proportional to 837,397,316.52, 1,256,283,316.02 and 255,177,129 is: 382,822,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,397,316.52 : 1,256,283,316.02 = 255,177,129 : x
  2. Step 2: Convert to fraction form
    837,397,316.52/1,256,283,316.02 = 255,177,129/x
  3. Step 3: Cross multiply
    837,397,316.52x = 1,256,283,316.02 × 255,177,129
  4. Step 4: Simplify right side
    837,397,316.52x = 320,574,769,792,583,296
  5. Step 5: Solve for x
    x = 320,574,769,792,583,296/837,397,316.52
  6. Step 6: Final answer
    x = 382,822,781.33

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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.