Home / 242,574,251.40-363,861,377.10-199,527,530.40

Finding the Fourth Proportional to 242,574,251.40, 363,861,377.10 and 199,527,530.40

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Solution

The fourth proportional to 242,574,251.40, 363,861,377.10 and 199,527,530.40 is: 299,291,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,574,251.40 : 363,861,377.10 = 199,527,530.40 : x
  2. Step 2: Convert to fraction form
    242,574,251.40/363,861,377.10 = 199,527,530.40/x
  3. Step 3: Cross multiply
    242,574,251.40x = 363,861,377.10 × 199,527,530.40
  4. Step 4: Simplify right side
    242,574,251.40x = 72,600,361,980,706,128
  5. Step 5: Solve for x
    x = 72,600,361,980,706,128/242,574,251.40
  6. Step 6: Final answer
    x = 299,291,295.60

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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.