Home / 582,453,085.40-873,679,628.10-490,620,080.60

Finding the Fourth Proportional to 582,453,085.40, 873,679,628.10 and 490,620,080.60

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Solution

The fourth proportional to 582,453,085.40, 873,679,628.10 and 490,620,080.60 is: 735,930,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,453,085.40 : 873,679,628.10 = 490,620,080.60 : x
  2. Step 2: Convert to fraction form
    582,453,085.40/873,679,628.10 = 490,620,080.60/x
  3. Step 3: Cross multiply
    582,453,085.40x = 873,679,628.10 × 490,620,080.60
  4. Step 4: Simplify right side
    582,453,085.40x = 428,644,769,557,000,064
  5. Step 5: Solve for x
    x = 428,644,769,557,000,064/582,453,085.40
  6. Step 6: Final answer
    x = 735,930,120.90

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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.