Home / 1,111,740,832.57-1,534,218,002.44-609,940,497.64

Finding the Fourth Proportional to 1,111,740,832.57, 1,534,218,002.44 and 609,940,497.64

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Solution

The fourth proportional to 1,111,740,832.57, 1,534,218,002.44 and 609,940,497.64 is: 841,726,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,740,832.57 : 1,534,218,002.44 = 609,940,497.64 : x
  2. Step 2: Convert to fraction form
    1,111,740,832.57/1,534,218,002.44 = 609,940,497.64/x
  3. Step 3: Cross multiply
    1,111,740,832.57x = 1,534,218,002.44 × 609,940,497.64
  4. Step 4: Simplify right side
    1,111,740,832.57x = 935,781,691,891,357,696
  5. Step 5: Solve for x
    x = 935,781,691,891,357,696/1,111,740,832.57
  6. Step 6: Final answer
    x = 841,726,474.80

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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.