Home / 67,130,972.60-100,696,486.70-30,199,725.48

Finding the Fourth Proportional to 67,130,972.60, 100,696,486.70 and 30,199,725.48

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Solution

The fourth proportional to 67,130,972.60, 100,696,486.70 and 30,199,725.48 is: 45,299,600.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,130,972.60 : 100,696,486.70 = 30,199,725.48 : x
  2. Step 2: Convert to fraction form
    67,130,972.60/100,696,486.70 = 30,199,725.48/x
  3. Step 3: Cross multiply
    67,130,972.60x = 100,696,486.70 × 30,199,725.48
  4. Step 4: Simplify right side
    67,130,972.60x = 3,041,006,255,215,970.50
  5. Step 5: Solve for x
    x = 3,041,006,255,215,970.50/67,130,972.60
  6. Step 6: Final answer
    x = 45,299,600.73

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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.