Home / 372,775,611.96-559,041,708.96-123,713,960.76

Finding the Fourth Proportional to 372,775,611.96, 559,041,708.96 and 123,713,960.76

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Solution

The fourth proportional to 372,775,611.96, 559,041,708.96 and 123,713,960.76 is: 185,530,549.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,775,611.96 : 559,041,708.96 = 123,713,960.76 : x
  2. Step 2: Convert to fraction form
    372,775,611.96/559,041,708.96 = 123,713,960.76/x
  3. Step 3: Cross multiply
    372,775,611.96x = 559,041,708.96 × 123,713,960.76
  4. Step 4: Simplify right side
    372,775,611.96x = 69,161,264,045,480,792
  5. Step 5: Solve for x
    x = 69,161,264,045,480,792/372,775,611.96
  6. Step 6: Final answer
    x = 185,530,549.28

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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.