Home / 468,864,043.60-703,296,065.40-323,745,221.20

Finding the Fourth Proportional to 468,864,043.60, 703,296,065.40 and 323,745,221.20

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Solution

The fourth proportional to 468,864,043.60, 703,296,065.40 and 323,745,221.20 is: 485,617,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,864,043.60 : 703,296,065.40 = 323,745,221.20 : x
  2. Step 2: Convert to fraction form
    468,864,043.60/703,296,065.40 = 323,745,221.20/x
  3. Step 3: Cross multiply
    468,864,043.60x = 703,296,065.40 × 323,745,221.20
  4. Step 4: Simplify right side
    468,864,043.60x = 227,688,740,262,012,640
  5. Step 5: Solve for x
    x = 227,688,740,262,012,640/468,864,043.60
  6. Step 6: Final answer
    x = 485,617,831.80

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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.