Home / 170,455,543.36-235,228,719.50-92,139,096.61

Finding the Fourth Proportional to 170,455,543.36, 235,228,719.50 and 92,139,096.61

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Solution

The fourth proportional to 170,455,543.36, 235,228,719.50 and 92,139,096.61 is: 127,151,990.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,455,543.36 : 235,228,719.50 = 92,139,096.61 : x
  2. Step 2: Convert to fraction form
    170,455,543.36/235,228,719.50 = 92,139,096.61/x
  3. Step 3: Cross multiply
    170,455,543.36x = 235,228,719.50 × 92,139,096.61
  4. Step 4: Simplify right side
    170,455,543.36x = 21,673,761,711,636,876
  5. Step 5: Solve for x
    x = 21,673,761,711,636,876/170,455,543.36
  6. Step 6: Final answer
    x = 127,151,990.98

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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.