Home / 453,869,611,672.80-680,804,417,509.20-268,117,519,000.80

Finding the Fourth Proportional to 453,869,611,672.80, 680,804,417,509.20 and 268,117,519,000.80

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Solution

The fourth proportional to 453,869,611,672.80, 680,804,417,509.20 and 268,117,519,000.80 is: 402,176,278,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,869,611,672.80 : 680,804,417,509.20 = 268,117,519,000.80 : x
  2. Step 2: Convert to fraction form
    453,869,611,672.80/680,804,417,509.20 = 268,117,519,000.80/x
  3. Step 3: Cross multiply
    453,869,611,672.80x = 680,804,417,509.20 × 268,117,519,000.80
  4. Step 4: Simplify right side
    453,869,611,672.80x = 182,535,591,347,351,487,250,432
  5. Step 5: Solve for x
    x = 182,535,591,347,351,487,250,432/453,869,611,672.80
  6. Step 6: Final answer
    x = 402,176,278,501.20

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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.