Home / 635,526,190.52-953,287,875.29-169,187,728.76

Finding the Fourth Proportional to 635,526,190.52, 953,287,875.29 and 169,187,728.76

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Solution

The fourth proportional to 635,526,190.52, 953,287,875.29 and 169,187,728.76 is: 253,781,217.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,526,190.52 : 953,287,875.29 = 169,187,728.76 : x
  2. Step 2: Convert to fraction form
    635,526,190.52/953,287,875.29 = 169,187,728.76/x
  3. Step 3: Cross multiply
    635,526,190.52x = 953,287,875.29 × 169,187,728.76
  4. Step 4: Simplify right side
    635,526,190.52x = 161,284,610,470,417,760
  5. Step 5: Solve for x
    x = 161,284,610,470,417,760/635,526,190.52
  6. Step 6: Final answer
    x = 253,781,217.64

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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.