Home / 108,876,280.80-163,314,421.20-98,798,584.80

Finding the Fourth Proportional to 108,876,280.80, 163,314,421.20 and 98,798,584.80

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Solution

The fourth proportional to 108,876,280.80, 163,314,421.20 and 98,798,584.80 is: 148,197,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,876,280.80 : 163,314,421.20 = 98,798,584.80 : x
  2. Step 2: Convert to fraction form
    108,876,280.80/163,314,421.20 = 98,798,584.80/x
  3. Step 3: Cross multiply
    108,876,280.80x = 163,314,421.20 × 98,798,584.80
  4. Step 4: Simplify right side
    108,876,280.80x = 16,135,233,691,991,116
  5. Step 5: Solve for x
    x = 16,135,233,691,991,116/108,876,280.80
  6. Step 6: Final answer
    x = 148,197,877.20

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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.