Home / 171,660,805.20-257,402,561.40-50,476,510.80

Finding the Fourth Proportional to 171,660,805.20, 257,402,561.40 and 50,476,510.80

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Solution

The fourth proportional to 171,660,805.20, 257,402,561.40 and 50,476,510.80 is: 75,688,699.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,660,805.20 : 257,402,561.40 = 50,476,510.80 : x
  2. Step 2: Convert to fraction form
    171,660,805.20/257,402,561.40 = 50,476,510.80/x
  3. Step 3: Cross multiply
    171,660,805.20x = 257,402,561.40 × 50,476,510.80
  4. Step 4: Simplify right side
    171,660,805.20x = 12,992,783,170,454,762
  5. Step 5: Solve for x
    x = 12,992,783,170,454,762/171,660,805.20
  6. Step 6: Final answer
    x = 75,688,699.91

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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.