Home / 112,364,605.70-168,546,908.55-57,700,978.10

Finding the Fourth Proportional to 112,364,605.70, 168,546,908.55 and 57,700,978.10

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Solution

The fourth proportional to 112,364,605.70, 168,546,908.55 and 57,700,978.10 is: 86,551,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,364,605.70 : 168,546,908.55 = 57,700,978.10 : x
  2. Step 2: Convert to fraction form
    112,364,605.70/168,546,908.55 = 57,700,978.10/x
  3. Step 3: Cross multiply
    112,364,605.70x = 168,546,908.55 × 57,700,978.10
  4. Step 4: Simplify right side
    112,364,605.70x = 9,725,321,479,066,254
  5. Step 5: Solve for x
    x = 9,725,321,479,066,254/112,364,605.70
  6. Step 6: Final answer
    x = 86,551,467.15

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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.