Home / 248,041,855.64-371,812,672.02-155,991,377.72

Finding the Fourth Proportional to 248,041,855.64, 371,812,672.02 and 155,991,377.72

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Solution

The fourth proportional to 248,041,855.64, 371,812,672.02 and 155,991,377.72 is: 233,829,773.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,041,855.64 : 371,812,672.02 = 155,991,377.72 : x
  2. Step 2: Convert to fraction form
    248,041,855.64/371,812,672.02 = 155,991,377.72/x
  3. Step 3: Cross multiply
    248,041,855.64x = 371,812,672.02 × 155,991,377.72
  4. Step 4: Simplify right side
    248,041,855.64x = 57,999,570,962,154,288
  5. Step 5: Solve for x
    x = 57,999,570,962,154,288/248,041,855.64
  6. Step 6: Final answer
    x = 233,829,773.66

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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.