Home / 1,004,004,168.12-1,385,095,968-627,006,255.12

Finding the Fourth Proportional to 1,004,004,168.12, 1,385,095,968 and 627,006,255.12

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Solution

The fourth proportional to 1,004,004,168.12, 1,385,095,968 and 627,006,255.12 is: 865,000,229.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,004,168.12 : 1,385,095,968 = 627,006,255.12 : x
  2. Step 2: Convert to fraction form
    1,004,004,168.12/1,385,095,968 = 627,006,255.12/x
  3. Step 3: Cross multiply
    1,004,004,168.12x = 1,385,095,968 × 627,006,255.12
  4. Step 4: Simplify right side
    1,004,004,168.12x = 868,463,835,877,491,328
  5. Step 5: Solve for x
    x = 868,463,835,877,491,328/1,004,004,168.12
  6. Step 6: Final answer
    x = 865,000,229.53

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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.