Home / 423,488,000.80-635,232,001.20-150,867,661.60

Finding the Fourth Proportional to 423,488,000.80, 635,232,001.20 and 150,867,661.60

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Solution

The fourth proportional to 423,488,000.80, 635,232,001.20 and 150,867,661.60 is: 226,301,492.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,488,000.80 : 635,232,001.20 = 150,867,661.60 : x
  2. Step 2: Convert to fraction form
    423,488,000.80/635,232,001.20 = 150,867,661.60/x
  3. Step 3: Cross multiply
    423,488,000.80x = 635,232,001.20 × 150,867,661.60
  4. Step 4: Simplify right side
    423,488,000.80x = 95,835,966,594,532,400
  5. Step 5: Solve for x
    x = 95,835,966,594,532,400/423,488,000.80
  6. Step 6: Final answer
    x = 226,301,492.40

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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.