Home / 15,490,016,548.13-23,239,766,726.77-7,932,152,491.38

Finding the Fourth Proportional to 15,490,016,548.13, 23,239,766,726.77 and 7,932,152,491.38

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Solution

The fourth proportional to 15,490,016,548.13, 23,239,766,726.77 and 7,932,152,491.38 is: 11,900,656,979.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490,016,548.13 : 23,239,766,726.77 = 7,932,152,491.38 : x
  2. Step 2: Convert to fraction form
    15,490,016,548.13/23,239,766,726.77 = 7,932,152,491.38/x
  3. Step 3: Cross multiply
    15,490,016,548.13x = 23,239,766,726.77 × 7,932,152,491.38
  4. Step 4: Simplify right side
    15,490,016,548.13x = 184,341,373,540,822,843,392
  5. Step 5: Solve for x
    x = 184,341,373,540,822,843,392/15,490,016,548.13
  6. Step 6: Final answer
    x = 11,900,656,979.16

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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.