Home / 127,762,119.42-191,566,421.80-49,946,341.20

Finding the Fourth Proportional to 127,762,119.42, 191,566,421.80 and 49,946,341.20

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Solution

The fourth proportional to 127,762,119.42, 191,566,421.80 and 49,946,341.20 is: 74,889,504.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,762,119.42 : 191,566,421.80 = 49,946,341.20 : x
  2. Step 2: Convert to fraction form
    127,762,119.42/191,566,421.80 = 49,946,341.20/x
  3. Step 3: Cross multiply
    127,762,119.42x = 191,566,421.80 × 49,946,341.20
  4. Step 4: Simplify right side
    127,762,119.42x = 9,568,041,865,123,876
  5. Step 5: Solve for x
    x = 9,568,041,865,123,876/127,762,119.42
  6. Step 6: Final answer
    x = 74,889,504.88

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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.