Home / 1,004,004,163.12-1,385,095,961.10-627,006,250.12

Finding the Fourth Proportional to 1,004,004,163.12, 1,385,095,961.10 and 627,006,250.12

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Solution

The fourth proportional to 1,004,004,163.12, 1,385,095,961.10 and 627,006,250.12 is: 865,000,222.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,004,163.12 : 1,385,095,961.10 = 627,006,250.12 : x
  2. Step 2: Convert to fraction form
    1,004,004,163.12/1,385,095,961.10 = 627,006,250.12/x
  3. Step 3: Cross multiply
    1,004,004,163.12x = 1,385,095,961.10 × 627,006,250.12
  4. Step 4: Simplify right side
    1,004,004,163.12x = 868,463,824,625,668,352
  5. Step 5: Solve for x
    x = 868,463,824,625,668,352/1,004,004,163.12
  6. Step 6: Final answer
    x = 865,000,222.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.