Home / 85,281,608.15-127,917,362.34-23,869,405.70

Finding the Fourth Proportional to 85,281,608.15, 127,917,362.34 and 23,869,405.70

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Solution

The fourth proportional to 85,281,608.15, 127,917,362.34 and 23,869,405.70 is: 35,802,695.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,281,608.15 : 127,917,362.34 = 23,869,405.70 : x
  2. Step 2: Convert to fraction form
    85,281,608.15/127,917,362.34 = 23,869,405.70/x
  3. Step 3: Cross multiply
    85,281,608.15x = 127,917,362.34 × 23,869,405.70
  4. Step 4: Simplify right side
    85,281,608.15x = 3,053,311,417,127,774.50
  5. Step 5: Solve for x
    x = 3,053,311,417,127,774.50/85,281,608.15
  6. Step 6: Final answer
    x = 35,802,695.14

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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.