Home / 330,242,429.60-495,363,644.40-177,187,421.60

Finding the Fourth Proportional to 330,242,429.60, 495,363,644.40 and 177,187,421.60

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Solution

The fourth proportional to 330,242,429.60, 495,363,644.40 and 177,187,421.60 is: 265,781,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,242,429.60 : 495,363,644.40 = 177,187,421.60 : x
  2. Step 2: Convert to fraction form
    330,242,429.60/495,363,644.40 = 177,187,421.60/x
  3. Step 3: Cross multiply
    330,242,429.60x = 495,363,644.40 × 177,187,421.60
  4. Step 4: Simplify right side
    330,242,429.60x = 87,772,206,905,615,264
  5. Step 5: Solve for x
    x = 87,772,206,905,615,264/330,242,429.60
  6. Step 6: Final answer
    x = 265,781,132.40

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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.