Home / 1,180,989,047.20-1,771,987,455.60-567,257,360.80

Finding the Fourth Proportional to 1,180,989,047.20, 1,771,987,455.60 and 567,257,360.80

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Solution

The fourth proportional to 1,180,989,047.20, 1,771,987,455.60 and 567,257,360.80 is: 851,128,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,989,047.20 : 1,771,987,455.60 = 567,257,360.80 : x
  2. Step 2: Convert to fraction form
    1,180,989,047.20/1,771,987,455.60 = 567,257,360.80/x
  3. Step 3: Cross multiply
    1,180,989,047.20x = 1,771,987,455.60 × 567,257,360.80
  4. Step 4: Simplify right side
    1,180,989,047.20x = 1,005,172,927,434,363,008
  5. Step 5: Solve for x
    x = 1,005,172,927,434,363,008/1,180,989,047.20
  6. Step 6: Final answer
    x = 851,128,069.15

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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.