Home / 151,527,916.81-227,299,989.08-47,889,238.15

Finding the Fourth Proportional to 151,527,916.81, 227,299,989.08 and 47,889,238.15

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Solution

The fourth proportional to 151,527,916.81, 227,299,989.08 and 47,889,238.15 is: 71,836,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,527,916.81 : 227,299,989.08 = 47,889,238.15 : x
  2. Step 2: Convert to fraction form
    151,527,916.81/227,299,989.08 = 47,889,238.15/x
  3. Step 3: Cross multiply
    151,527,916.81x = 227,299,989.08 × 47,889,238.15
  4. Step 4: Simplify right side
    151,527,916.81x = 10,885,223,308,544,520
  5. Step 5: Solve for x
    x = 10,885,223,308,544,520/151,527,916.81
  6. Step 6: Final answer
    x = 71,836,421.55

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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.