Home / 27,451,521,253.13-37,881,020,311.52-15,406,205,719.35

Finding the Fourth Proportional to 27,451,521,253.13, 37,881,020,311.52 and 15,406,205,719.35

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Solution

The fourth proportional to 27,451,521,253.13, 37,881,020,311.52 and 15,406,205,719.35 is: 21,259,397,116.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,451,521,253.13 : 37,881,020,311.52 = 15,406,205,719.35 : x
  2. Step 2: Convert to fraction form
    27,451,521,253.13/37,881,020,311.52 = 15,406,205,719.35/x
  3. Step 3: Cross multiply
    27,451,521,253.13x = 37,881,020,311.52 × 15,406,205,719.35
  4. Step 4: Simplify right side
    27,451,521,253.13x = 583,602,791,778,039,234,560
  5. Step 5: Solve for x
    x = 583,602,791,778,039,234,560/27,451,521,253.13
  6. Step 6: Final answer
    x = 21,259,397,116.71

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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.