Home / 296,883,275.60-445,324,913.40-81,472,523.60

Finding the Fourth Proportional to 296,883,275.60, 445,324,913.40 and 81,472,523.60

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Solution

The fourth proportional to 296,883,275.60, 445,324,913.40 and 81,472,523.60 is: 122,208,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,883,275.60 : 445,324,913.40 = 81,472,523.60 : x
  2. Step 2: Convert to fraction form
    296,883,275.60/445,324,913.40 = 81,472,523.60/x
  3. Step 3: Cross multiply
    296,883,275.60x = 445,324,913.40 × 81,472,523.60
  4. Step 4: Simplify right side
    296,883,275.60x = 36,281,744,516,649,448
  5. Step 5: Solve for x
    x = 36,281,744,516,649,448/296,883,275.60
  6. Step 6: Final answer
    x = 122,208,785.40

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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.