Home / 94,745,437.72-130,676,710.20-81,536,582.84

Finding the Fourth Proportional to 94,745,437.72, 130,676,710.20 and 81,536,582.84

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Solution

The fourth proportional to 94,745,437.72, 130,676,710.20 and 81,536,582.84 is: 112,458,527.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,745,437.72 : 130,676,710.20 = 81,536,582.84 : x
  2. Step 2: Convert to fraction form
    94,745,437.72/130,676,710.20 = 81,536,582.84/x
  3. Step 3: Cross multiply
    94,745,437.72x = 130,676,710.20 × 81,536,582.84
  4. Step 4: Simplify right side
    94,745,437.72x = 10,654,932,406,480,974
  5. Step 5: Solve for x
    x = 10,654,932,406,480,974/94,745,437.72
  6. Step 6: Final answer
    x = 112,458,527.43

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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.