Home / 162,365,984.38-243,584,799.63-47,359,527.58

Finding the Fourth Proportional to 162,365,984.38, 243,584,799.63 and 47,359,527.58

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Solution

The fourth proportional to 162,365,984.38, 243,584,799.63 and 47,359,527.58 is: 71,049,740.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,365,984.38 : 243,584,799.63 = 47,359,527.58 : x
  2. Step 2: Convert to fraction form
    162,365,984.38/243,584,799.63 = 47,359,527.58/x
  3. Step 3: Cross multiply
    162,365,984.38x = 243,584,799.63 × 47,359,527.58
  4. Step 4: Simplify right side
    162,365,984.38x = 11,536,061,036,145,758
  5. Step 5: Solve for x
    x = 11,536,061,036,145,758/162,365,984.38
  6. Step 6: Final answer
    x = 71,049,740.38

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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.