Home / 100,595,384.34-150,951,633.45-42,298,843.56

Finding the Fourth Proportional to 100,595,384.34, 150,951,633.45 and 42,298,843.56

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Solution

The fourth proportional to 100,595,384.34, 150,951,633.45 and 42,298,843.56 is: 63,472,887.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,595,384.34 : 150,951,633.45 = 42,298,843.56 : x
  2. Step 2: Convert to fraction form
    100,595,384.34/150,951,633.45 = 42,298,843.56/x
  3. Step 3: Cross multiply
    100,595,384.34x = 150,951,633.45 × 42,298,843.56
  4. Step 4: Simplify right side
    100,595,384.34x = 6,385,079,528,552,426
  5. Step 5: Solve for x
    x = 6,385,079,528,552,426/100,595,384.34
  6. Step 6: Final answer
    x = 63,472,887.65

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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.