Home / 79,380,047.20-119,070,070.80-25,532,802.40

Finding the Fourth Proportional to 79,380,047.20, 119,070,070.80 and 25,532,802.40

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Solution

The fourth proportional to 79,380,047.20, 119,070,070.80 and 25,532,802.40 is: 38,299,203.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,380,047.20 : 119,070,070.80 = 25,532,802.40 : x
  2. Step 2: Convert to fraction form
    79,380,047.20/119,070,070.80 = 25,532,802.40/x
  3. Step 3: Cross multiply
    79,380,047.20x = 119,070,070.80 × 25,532,802.40
  4. Step 4: Simplify right side
    79,380,047.20x = 3,040,192,589,490,409.50
  5. Step 5: Solve for x
    x = 3,040,192,589,490,409.50/79,380,047.20
  6. Step 6: Final answer
    x = 38,299,203.60

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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.