Home / 108,876,643.20-163,311,465.60-36,096,782.40

Finding the Fourth Proportional to 108,876,643.20, 163,311,465.60 and 36,096,782.40

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Solution

The fourth proportional to 108,876,643.20, 163,311,465.60 and 36,096,782.40 is: 54,144,013.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,876,643.20 : 163,311,465.60 = 36,096,782.40 : x
  2. Step 2: Convert to fraction form
    108,876,643.20/163,311,465.60 = 36,096,782.40/x
  3. Step 3: Cross multiply
    108,876,643.20x = 163,311,465.60 × 36,096,782.40
  4. Step 4: Simplify right side
    108,876,643.20x = 5,895,018,437,188,285
  5. Step 5: Solve for x
    x = 5,895,018,437,188,285/108,876,643.20
  6. Step 6: Final answer
    x = 54,144,013.48

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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.