Home / 1,086,425,287.43-1,499,181,417.27-616,526,603.78

Finding the Fourth Proportional to 1,086,425,287.43, 1,499,181,417.27 and 616,526,603.78

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Solution

The fourth proportional to 1,086,425,287.43, 1,499,181,417.27 and 616,526,603.78 is: 850,758,205.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,425,287.43 : 1,499,181,417.27 = 616,526,603.78 : x
  2. Step 2: Convert to fraction form
    1,086,425,287.43/1,499,181,417.27 = 616,526,603.78/x
  3. Step 3: Cross multiply
    1,086,425,287.43x = 1,499,181,417.27 × 616,526,603.78
  4. Step 4: Simplify right side
    1,086,425,287.43x = 924,285,227,632,064,128
  5. Step 5: Solve for x
    x = 924,285,227,632,064,128/1,086,425,287.43
  6. Step 6: Final answer
    x = 850,758,205.22

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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.