Home / 112,364,642.70-168,546,964.05-57,701,015.10

Finding the Fourth Proportional to 112,364,642.70, 168,546,964.05 and 57,701,015.10

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Solution

The fourth proportional to 112,364,642.70, 168,546,964.05 and 57,701,015.10 is: 86,551,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,364,642.70 : 168,546,964.05 = 57,701,015.10 : x
  2. Step 2: Convert to fraction form
    112,364,642.70/168,546,964.05 = 57,701,015.10/x
  3. Step 3: Cross multiply
    112,364,642.70x = 168,546,964.05 × 57,701,015.10
  4. Step 4: Simplify right side
    112,364,642.70x = 9,725,330,917,708,208
  5. Step 5: Solve for x
    x = 9,725,330,917,708,208/112,364,642.70
  6. Step 6: Final answer
    x = 86,551,522.65

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Double scale
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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.