Home / 727,921,333.80-1,091,882,000.70-555,734,449.80

Finding the Fourth Proportional to 727,921,333.80, 1,091,882,000.70 and 555,734,449.80

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Solution

The fourth proportional to 727,921,333.80, 1,091,882,000.70 and 555,734,449.80 is: 833,601,674.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,921,333.80 : 1,091,882,000.70 = 555,734,449.80 : x
  2. Step 2: Convert to fraction form
    727,921,333.80/1,091,882,000.70 = 555,734,449.80/x
  3. Step 3: Cross multiply
    727,921,333.80x = 1,091,882,000.70 × 555,734,449.80
  4. Step 4: Simplify right side
    727,921,333.80x = 606,796,442,905,537,664
  5. Step 5: Solve for x
    x = 606,796,442,905,537,664/727,921,333.80
  6. Step 6: Final answer
    x = 833,601,674.70

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1.5x scale

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.