Home / 195,068,398.59-269,139,912.42-153,686,807.55

Finding the Fourth Proportional to 195,068,398.59, 269,139,912.42 and 153,686,807.55

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Solution

The fourth proportional to 195,068,398.59, 269,139,912.42 and 153,686,807.55 is: 212,044,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,068,398.59 : 269,139,912.42 = 153,686,807.55 : x
  2. Step 2: Convert to fraction form
    195,068,398.59/269,139,912.42 = 153,686,807.55/x
  3. Step 3: Cross multiply
    195,068,398.59x = 269,139,912.42 × 153,686,807.55
  4. Step 4: Simplify right side
    195,068,398.59x = 41,363,253,924,116,400
  5. Step 5: Solve for x
    x = 41,363,253,924,116,400/195,068,398.59
  6. Step 6: Final answer
    x = 212,044,873.61

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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.