Home / 108,876,672.15-163,315,008.23-98,798,976.15

Finding the Fourth Proportional to 108,876,672.15, 163,315,008.23 and 98,798,976.15

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Solution

The fourth proportional to 108,876,672.15, 163,315,008.23 and 98,798,976.15 is: 148,198,464.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,876,672.15 : 163,315,008.23 = 98,798,976.15 : x
  2. Step 2: Convert to fraction form
    108,876,672.15/163,315,008.23 = 98,798,976.15/x
  3. Step 3: Cross multiply
    108,876,672.15x = 163,315,008.23 × 98,798,976.15
  4. Step 4: Simplify right side
    108,876,672.15x = 16,135,355,602,558,830
  5. Step 5: Solve for x
    x = 16,135,355,602,558,830/108,876,672.15
  6. Step 6: Final answer
    x = 148,198,464.23

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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.