Home / 545,966,672.40-818,950,008.60-177,500,912.40

Finding the Fourth Proportional to 545,966,672.40, 818,950,008.60 and 177,500,912.40

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Solution

The fourth proportional to 545,966,672.40, 818,950,008.60 and 177,500,912.40 is: 266,251,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,966,672.40 : 818,950,008.60 = 177,500,912.40 : x
  2. Step 2: Convert to fraction form
    545,966,672.40/818,950,008.60 = 177,500,912.40/x
  3. Step 3: Cross multiply
    545,966,672.40x = 818,950,008.60 × 177,500,912.40
  4. Step 4: Simplify right side
    545,966,672.40x = 145,364,373,736,487,840
  5. Step 5: Solve for x
    x = 145,364,373,736,487,840/545,966,672.40
  6. Step 6: Final answer
    x = 266,251,368.60

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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.