Home / 665,856,065.60-998,784,098.40-585,234,497.60

Finding the Fourth Proportional to 665,856,065.60, 998,784,098.40 and 585,234,497.60

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Solution

The fourth proportional to 665,856,065.60, 998,784,098.40 and 585,234,497.60 is: 877,851,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,856,065.60 : 998,784,098.40 = 585,234,497.60 : x
  2. Step 2: Convert to fraction form
    665,856,065.60/998,784,098.40 = 585,234,497.60/x
  3. Step 3: Cross multiply
    665,856,065.60x = 998,784,098.40 × 585,234,497.60
  4. Step 4: Simplify right side
    665,856,065.60x = 584,522,910,037,992,960
  5. Step 5: Solve for x
    x = 584,522,910,037,992,960/665,856,065.60
  6. Step 6: Final answer
    x = 877,851,746.40

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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.