Home / 171,831,382.72-257,406,950.18-150,290,307.52

Finding the Fourth Proportional to 171,831,382.72, 257,406,950.18 and 150,290,307.52

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Solution

The fourth proportional to 171,831,382.72, 257,406,950.18 and 150,290,307.52 is: 225,137,975.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,831,382.72 : 257,406,950.18 = 150,290,307.52 : x
  2. Step 2: Convert to fraction form
    171,831,382.72/257,406,950.18 = 150,290,307.52/x
  3. Step 3: Cross multiply
    171,831,382.72x = 257,406,950.18 × 150,290,307.52
  4. Step 4: Simplify right side
    171,831,382.72x = 38,685,769,700,337,520
  5. Step 5: Solve for x
    x = 38,685,769,700,337,520/171,831,382.72
  6. Step 6: Final answer
    x = 225,137,975.89

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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.