Home / 150,111,520.18-225,312,526.92-72,443,099.38

Finding the Fourth Proportional to 150,111,520.18, 225,312,526.92 and 72,443,099.38

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Solution

The fourth proportional to 150,111,520.18, 225,312,526.92 and 72,443,099.38 is: 108,734,744.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,111,520.18 : 225,312,526.92 = 72,443,099.38 : x
  2. Step 2: Convert to fraction form
    150,111,520.18/225,312,526.92 = 72,443,099.38/x
  3. Step 3: Cross multiply
    150,111,520.18x = 225,312,526.92 × 72,443,099.38
  4. Step 4: Simplify right side
    150,111,520.18x = 16,322,337,779,224,484
  5. Step 5: Solve for x
    x = 16,322,337,779,224,484/150,111,520.18
  6. Step 6: Final answer
    x = 108,734,744.41

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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.