Home / 109,155,635.10-163,733,452.65-54,576,644.40

Finding the Fourth Proportional to 109,155,635.10, 163,733,452.65 and 54,576,644.40

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Solution

The fourth proportional to 109,155,635.10, 163,733,452.65 and 54,576,644.40 is: 81,864,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,155,635.10 : 163,733,452.65 = 54,576,644.40 : x
  2. Step 2: Convert to fraction form
    109,155,635.10/163,733,452.65 = 54,576,644.40/x
  3. Step 3: Cross multiply
    109,155,635.10x = 163,733,452.65 × 54,576,644.40
  4. Step 4: Simplify right side
    109,155,635.10x = 8,936,022,421,663,288
  5. Step 5: Solve for x
    x = 8,936,022,421,663,288/109,155,635.10
  6. Step 6: Final answer
    x = 81,864,966.60

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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.