Home / 161,352,003.60-242,028,005.40-52,176,963.60

Finding the Fourth Proportional to 161,352,003.60, 242,028,005.40 and 52,176,963.60

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Solution

The fourth proportional to 161,352,003.60, 242,028,005.40 and 52,176,963.60 is: 78,265,445.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,352,003.60 : 242,028,005.40 = 52,176,963.60 : x
  2. Step 2: Convert to fraction form
    161,352,003.60/242,028,005.40 = 52,176,963.60/x
  3. Step 3: Cross multiply
    161,352,003.60x = 242,028,005.40 × 52,176,963.60
  4. Step 4: Simplify right side
    161,352,003.60x = 12,628,286,427,936,404
  5. Step 5: Solve for x
    x = 12,628,286,427,936,404/161,352,003.60
  6. Step 6: Final answer
    x = 78,265,445.40

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1.5x scale

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.