Home / 582,452,668.40-873,679,002.60-490,619,663.60

Finding the Fourth Proportional to 582,452,668.40, 873,679,002.60 and 490,619,663.60

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Solution

The fourth proportional to 582,452,668.40, 873,679,002.60 and 490,619,663.60 is: 735,929,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,452,668.40 : 873,679,002.60 = 490,619,663.60 : x
  2. Step 2: Convert to fraction form
    582,452,668.40/873,679,002.60 = 490,619,663.60/x
  3. Step 3: Cross multiply
    582,452,668.40x = 873,679,002.60 × 490,619,663.60
  4. Step 4: Simplify right side
    582,452,668.40x = 428,644,098,349,995,584
  5. Step 5: Solve for x
    x = 428,644,098,349,995,584/582,452,668.40
  6. Step 6: Final answer
    x = 735,929,495.40

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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.