Home / 152,541,158.60-210,497,859.78-82,925,930.54

Finding the Fourth Proportional to 152,541,158.60, 210,497,859.78 and 82,925,930.54

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Solution

The fourth proportional to 152,541,158.60, 210,497,859.78 and 82,925,930.54 is: 114,432,924.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,541,158.60 : 210,497,859.78 = 82,925,930.54 : x
  2. Step 2: Convert to fraction form
    152,541,158.60/210,497,859.78 = 82,925,930.54/x
  3. Step 3: Cross multiply
    152,541,158.60x = 210,497,859.78 × 82,925,930.54
  4. Step 4: Simplify right side
    152,541,158.60x = 17,455,730,898,934,942
  5. Step 5: Solve for x
    x = 17,455,730,898,934,942/152,541,158.60
  6. Step 6: Final answer
    x = 114,432,924.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.