Home / 807,770,333.70-1,114,533,203.22-490,223,541.29

Finding the Fourth Proportional to 807,770,333.70, 1,114,533,203.22 and 490,223,541.29

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Solution

The fourth proportional to 807,770,333.70, 1,114,533,203.22 and 490,223,541.29 is: 676,393,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,770,333.70 : 1,114,533,203.22 = 490,223,541.29 : x
  2. Step 2: Convert to fraction form
    807,770,333.70/1,114,533,203.22 = 490,223,541.29/x
  3. Step 3: Cross multiply
    807,770,333.70x = 1,114,533,203.22 × 490,223,541.29
  4. Step 4: Simplify right side
    807,770,333.70x = 546,370,413,762,223,040
  5. Step 5: Solve for x
    x = 546,370,413,762,223,040/807,770,333.70
  6. Step 6: Final answer
    x = 676,393,265.47

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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.