Home / 727,868,716.20-1,091,803,074.30-452,369,701.80

Finding the Fourth Proportional to 727,868,716.20, 1,091,803,074.30 and 452,369,701.80

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Solution

The fourth proportional to 727,868,716.20, 1,091,803,074.30 and 452,369,701.80 is: 678,554,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,868,716.20 : 1,091,803,074.30 = 452,369,701.80 : x
  2. Step 2: Convert to fraction form
    727,868,716.20/1,091,803,074.30 = 452,369,701.80/x
  3. Step 3: Cross multiply
    727,868,716.20x = 1,091,803,074.30 × 452,369,701.80
  4. Step 4: Simplify right side
    727,868,716.20x = 493,898,631,145,414,208
  5. Step 5: Solve for x
    x = 493,898,631,145,414,208/727,868,716.20
  6. Step 6: Final answer
    x = 678,554,552.70

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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.