Home / 1,818,338,636.72-2,727,605,320.32-574,674,492.80

Finding the Fourth Proportional to 1,818,338,636.72, 2,727,605,320.32 and 574,674,492.80

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Solution

The fourth proportional to 1,818,338,636.72, 2,727,605,320.32 and 574,674,492.80 is: 862,042,510.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,338,636.72 : 2,727,605,320.32 = 574,674,492.80 : x
  2. Step 2: Convert to fraction form
    1,818,338,636.72/2,727,605,320.32 = 574,674,492.80/x
  3. Step 3: Cross multiply
    1,818,338,636.72x = 2,727,605,320.32 × 574,674,492.80
  4. Step 4: Simplify right side
    1,818,338,636.72x = 1,567,485,204,013,477,376
  5. Step 5: Solve for x
    x = 1,567,485,204,013,477,376/1,818,338,636.72
  6. Step 6: Final answer
    x = 862,042,510.87

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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.