Home / 100,059,298.24-138,070,228-56,008,763.84

Finding the Fourth Proportional to 100,059,298.24, 138,070,228 and 56,008,763.84

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Solution

The fourth proportional to 100,059,298.24, 138,070,228 and 56,008,763.84 is: 77,285,598.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,059,298.24 : 138,070,228 = 56,008,763.84 : x
  2. Step 2: Convert to fraction form
    100,059,298.24/138,070,228 = 56,008,763.84/x
  3. Step 3: Cross multiply
    100,059,298.24x = 138,070,228 × 56,008,763.84
  4. Step 4: Simplify right side
    100,059,298.24x = 7,733,142,793,386,956
  5. Step 5: Solve for x
    x = 7,733,142,793,386,956/100,059,298.24
  6. Step 6: Final answer
    x = 77,285,598.93

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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.