Home / 177,139,280.40-265,708,920.60-108,760,246.80

Finding the Fourth Proportional to 177,139,280.40, 265,708,920.60 and 108,760,246.80

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Solution

The fourth proportional to 177,139,280.40, 265,708,920.60 and 108,760,246.80 is: 163,140,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,139,280.40 : 265,708,920.60 = 108,760,246.80 : x
  2. Step 2: Convert to fraction form
    177,139,280.40/265,708,920.60 = 108,760,246.80/x
  3. Step 3: Cross multiply
    177,139,280.40x = 265,708,920.60 × 108,760,246.80
  4. Step 4: Simplify right side
    177,139,280.40x = 28,898,567,781,417,604
  5. Step 5: Solve for x
    x = 28,898,567,781,417,604/177,139,280.40
  6. Step 6: Final answer
    x = 163,140,370.20

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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.