Home / 299,004,113.60-448,506,170.40-80,654,033.60

Finding the Fourth Proportional to 299,004,113.60, 448,506,170.40 and 80,654,033.60

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Solution

The fourth proportional to 299,004,113.60, 448,506,170.40 and 80,654,033.60 is: 120,981,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,004,113.60 : 448,506,170.40 = 80,654,033.60 : x
  2. Step 2: Convert to fraction form
    299,004,113.60/448,506,170.40 = 80,654,033.60/x
  3. Step 3: Cross multiply
    299,004,113.60x = 448,506,170.40 × 80,654,033.60
  4. Step 4: Simplify right side
    299,004,113.60x = 36,173,831,737,248,920
  5. Step 5: Solve for x
    x = 36,173,831,737,248,920/299,004,113.60
  6. Step 6: Final answer
    x = 120,981,050.40

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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.