Home / 215,793,806.58-297,822,727.53-141,516,856.80

Finding the Fourth Proportional to 215,793,806.58, 297,822,727.53 and 141,516,856.80

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Solution

The fourth proportional to 215,793,806.58, 297,822,727.53 and 141,516,856.80 is: 195,311,148.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,793,806.58 : 297,822,727.53 = 141,516,856.80 : x
  2. Step 2: Convert to fraction form
    215,793,806.58/297,822,727.53 = 141,516,856.80/x
  3. Step 3: Cross multiply
    215,793,806.58x = 297,822,727.53 × 141,516,856.80
  4. Step 4: Simplify right side
    215,793,806.58x = 42,146,936,283,648,424
  5. Step 5: Solve for x
    x = 42,146,936,283,648,424/215,793,806.58
  6. Step 6: Final answer
    x = 195,311,148.88

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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.