Home / 132,347,403.20-198,521,104.80-101,736,401.60

Finding the Fourth Proportional to 132,347,403.20, 198,521,104.80 and 101,736,401.60

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Solution

The fourth proportional to 132,347,403.20, 198,521,104.80 and 101,736,401.60 is: 152,604,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,347,403.20 : 198,521,104.80 = 101,736,401.60 : x
  2. Step 2: Convert to fraction form
    132,347,403.20/198,521,104.80 = 101,736,401.60/x
  3. Step 3: Cross multiply
    132,347,403.20x = 198,521,104.80 × 101,736,401.60
  4. Step 4: Simplify right side
    132,347,403.20x = 20,196,822,844,008,488
  5. Step 5: Solve for x
    x = 20,196,822,844,008,488/132,347,403.20
  6. Step 6: Final answer
    x = 152,604,602.40

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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.