Home / 109,856,176.40-164,784,264.60-63,876,688.40

Finding the Fourth Proportional to 109,856,176.40, 164,784,264.60 and 63,876,688.40

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Solution

The fourth proportional to 109,856,176.40, 164,784,264.60 and 63,876,688.40 is: 95,815,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,856,176.40 : 164,784,264.60 = 63,876,688.40 : x
  2. Step 2: Convert to fraction form
    109,856,176.40/164,784,264.60 = 63,876,688.40/x
  3. Step 3: Cross multiply
    109,856,176.40x = 164,784,264.60 × 63,876,688.40
  4. Step 4: Simplify right side
    109,856,176.40x = 10,525,873,123,077,350
  5. Step 5: Solve for x
    x = 10,525,873,123,077,350/109,856,176.40
  6. Step 6: Final answer
    x = 95,815,032.60

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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.