Home / 96,228,049.20-144,342,073.80-78,088,196.40

Finding the Fourth Proportional to 96,228,049.20, 144,342,073.80 and 78,088,196.40

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Solution

The fourth proportional to 96,228,049.20, 144,342,073.80 and 78,088,196.40 is: 117,132,294.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,228,049.20 : 144,342,073.80 = 78,088,196.40 : x
  2. Step 2: Convert to fraction form
    96,228,049.20/144,342,073.80 = 78,088,196.40/x
  3. Step 3: Cross multiply
    96,228,049.20x = 144,342,073.80 × 78,088,196.40
  4. Step 4: Simplify right side
    96,228,049.20x = 11,271,412,207,677,696
  5. Step 5: Solve for x
    x = 11,271,412,207,677,696/96,228,049.20
  6. Step 6: Final answer
    x = 117,132,294.60

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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.