Home / 221,559,050.94-332,041,510.13-172,434,225.08

Finding the Fourth Proportional to 221,559,050.94, 332,041,510.13 and 172,434,225.08

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Solution

The fourth proportional to 221,559,050.94, 332,041,510.13 and 172,434,225.08 is: 258,420,137.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,559,050.94 : 332,041,510.13 = 172,434,225.08 : x
  2. Step 2: Convert to fraction form
    221,559,050.94/332,041,510.13 = 172,434,225.08/x
  3. Step 3: Cross multiply
    221,559,050.94x = 332,041,510.13 × 172,434,225.08
  4. Step 4: Simplify right side
    221,559,050.94x = 57,255,320,491,137,136
  5. Step 5: Solve for x
    x = 57,255,320,491,137,136/221,559,050.94
  6. Step 6: Final answer
    x = 258,420,137.87

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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.