Home / 108,900,103.80-163,350,155.70-98,822,407.80

Finding the Fourth Proportional to 108,900,103.80, 163,350,155.70 and 98,822,407.80

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Solution

The fourth proportional to 108,900,103.80, 163,350,155.70 and 98,822,407.80 is: 148,233,611.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,900,103.80 : 163,350,155.70 = 98,822,407.80 : x
  2. Step 2: Convert to fraction form
    108,900,103.80/163,350,155.70 = 98,822,407.80/x
  3. Step 3: Cross multiply
    108,900,103.80x = 163,350,155.70 × 98,822,407.80
  4. Step 4: Simplify right side
    108,900,103.80x = 16,142,655,700,778,892
  5. Step 5: Solve for x
    x = 16,142,655,700,778,892/108,900,103.80
  6. Step 6: Final answer
    x = 148,233,611.70

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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.