Home / 112,364,612.20-168,546,918.30-57,700,984.60

Finding the Fourth Proportional to 112,364,612.20, 168,546,918.30 and 57,700,984.60

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Solution

The fourth proportional to 112,364,612.20, 168,546,918.30 and 57,700,984.60 is: 86,551,476.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,364,612.20 : 168,546,918.30 = 57,700,984.60 : x
  2. Step 2: Convert to fraction form
    112,364,612.20/168,546,918.30 = 57,700,984.60/x
  3. Step 3: Cross multiply
    112,364,612.20x = 168,546,918.30 × 57,700,984.60
  4. Step 4: Simplify right side
    112,364,612.20x = 9,725,323,137,205,760
  5. Step 5: Solve for x
    x = 9,725,323,137,205,760/112,364,612.20
  6. Step 6: Final answer
    x = 86,551,476.90

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1.5x scale

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.