Home / 160,157,774.18-221,003,976.48-93,189,122.30

Finding the Fourth Proportional to 160,157,774.18, 221,003,976.48 and 93,189,122.30

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Solution

The fourth proportional to 160,157,774.18, 221,003,976.48 and 93,189,122.30 is: 128,592,987.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,157,774.18 : 221,003,976.48 = 93,189,122.30 : x
  2. Step 2: Convert to fraction form
    160,157,774.18/221,003,976.48 = 93,189,122.30/x
  3. Step 3: Cross multiply
    160,157,774.18x = 221,003,976.48 × 93,189,122.30
  4. Step 4: Simplify right side
    160,157,774.18x = 20,595,166,592,981,040
  5. Step 5: Solve for x
    x = 20,595,166,592,981,040/160,157,774.18
  6. Step 6: Final answer
    x = 128,592,987.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.