Home / 108,882,010.80-163,323,016.20-70,334,823.60

Finding the Fourth Proportional to 108,882,010.80, 163,323,016.20 and 70,334,823.60

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Solution

The fourth proportional to 108,882,010.80, 163,323,016.20 and 70,334,823.60 is: 105,502,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,882,010.80 : 163,323,016.20 = 70,334,823.60 : x
  2. Step 2: Convert to fraction form
    108,882,010.80/163,323,016.20 = 70,334,823.60/x
  3. Step 3: Cross multiply
    108,882,010.80x = 163,323,016.20 × 70,334,823.60
  4. Step 4: Simplify right side
    108,882,010.80x = 11,487,295,534,246,940
  5. Step 5: Solve for x
    x = 11,487,295,534,246,940/108,882,010.80
  6. Step 6: Final answer
    x = 105,502,235.40

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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.