Home / 582,151,775.10-873,227,662.65-478,839,644.70

Finding the Fourth Proportional to 582,151,775.10, 873,227,662.65 and 478,839,644.70

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Solution

The fourth proportional to 582,151,775.10, 873,227,662.65 and 478,839,644.70 is: 718,259,467.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,151,775.10 : 873,227,662.65 = 478,839,644.70 : x
  2. Step 2: Convert to fraction form
    582,151,775.10/873,227,662.65 = 478,839,644.70/x
  3. Step 3: Cross multiply
    582,151,775.10x = 873,227,662.65 × 478,839,644.70
  4. Step 4: Simplify right side
    582,151,775.10x = 418,136,023,725,537,408
  5. Step 5: Solve for x
    x = 418,136,023,725,537,408/582,151,775.10
  6. Step 6: Final answer
    x = 718,259,467.05

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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.