Home / 127,098,641,789.34-175,396,117,355.19-73,665,607,946.46

Finding the Fourth Proportional to 127,098,641,789.34, 175,396,117,355.19 and 73,665,607,946.46

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Solution

The fourth proportional to 127,098,641,789.34, 175,396,117,355.19 and 73,665,607,946.46 is: 101,658,534,147.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,098,641,789.34 : 175,396,117,355.19 = 73,665,607,946.46 : x
  2. Step 2: Convert to fraction form
    127,098,641,789.34/175,396,117,355.19 = 73,665,607,946.46/x
  3. Step 3: Cross multiply
    127,098,641,789.34x = 175,396,117,355.19 × 73,665,607,946.46
  4. Step 4: Simplify right side
    127,098,641,789.34x = 12,920,661,616,418,715,860,992
  5. Step 5: Solve for x
    x = 12,920,661,616,418,715,860,992/127,098,641,789.34
  6. Step 6: Final answer
    x = 101,658,534,147.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.