Home / 723,168,017.20-1,084,752,025.80-231,880,337.20

Finding the Fourth Proportional to 723,168,017.20, 1,084,752,025.80 and 231,880,337.20

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Solution

The fourth proportional to 723,168,017.20, 1,084,752,025.80 and 231,880,337.20 is: 347,820,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,168,017.20 : 1,084,752,025.80 = 231,880,337.20 : x
  2. Step 2: Convert to fraction form
    723,168,017.20/1,084,752,025.80 = 231,880,337.20/x
  3. Step 3: Cross multiply
    723,168,017.20x = 1,084,752,025.80 × 231,880,337.20
  4. Step 4: Simplify right side
    723,168,017.20x = 251,532,665,520,887,072
  5. Step 5: Solve for x
    x = 251,532,665,520,887,072/723,168,017.20
  6. Step 6: Final answer
    x = 347,820,505.80

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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.