Home / 1,063,272,013.30-1,594,908,019.95-919,944,781.30

Finding the Fourth Proportional to 1,063,272,013.30, 1,594,908,019.95 and 919,944,781.30

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Solution

The fourth proportional to 1,063,272,013.30, 1,594,908,019.95 and 919,944,781.30 is: 1,379,917,171.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,272,013.30 : 1,594,908,019.95 = 919,944,781.30 : x
  2. Step 2: Convert to fraction form
    1,063,272,013.30/1,594,908,019.95 = 919,944,781.30/x
  3. Step 3: Cross multiply
    1,063,272,013.30x = 1,594,908,019.95 × 919,944,781.30
  4. Step 4: Simplify right side
    1,063,272,013.30x = 1,467,227,309,606,518,784
  5. Step 5: Solve for x
    x = 1,467,227,309,606,518,784/1,063,272,013.30
  6. Step 6: Final answer
    x = 1,379,917,171.95

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Double scale
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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.