Home / 130,344,611.32-195,443,219.94-42,882,460.48

Finding the Fourth Proportional to 130,344,611.32, 195,443,219.94 and 42,882,460.48

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Solution

The fourth proportional to 130,344,611.32, 195,443,219.94 and 42,882,460.48 is: 64,299,444.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,344,611.32 : 195,443,219.94 = 42,882,460.48 : x
  2. Step 2: Convert to fraction form
    130,344,611.32/195,443,219.94 = 42,882,460.48/x
  3. Step 3: Cross multiply
    130,344,611.32x = 195,443,219.94 × 42,882,460.48
  4. Step 4: Simplify right side
    130,344,611.32x = 8,381,086,155,160,997
  5. Step 5: Solve for x
    x = 8,381,086,155,160,997/130,344,611.32
  6. Step 6: Final answer
    x = 64,299,444.91

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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.