Home / 112,101,385.60-168,152,078.40-104,926,932.10

Finding the Fourth Proportional to 112,101,385.60, 168,152,078.40 and 104,926,932.10

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Solution

The fourth proportional to 112,101,385.60, 168,152,078.40 and 104,926,932.10 is: 157,390,398.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,101,385.60 : 168,152,078.40 = 104,926,932.10 : x
  2. Step 2: Convert to fraction form
    112,101,385.60/168,152,078.40 = 104,926,932.10/x
  3. Step 3: Cross multiply
    112,101,385.60x = 168,152,078.40 × 104,926,932.10
  4. Step 4: Simplify right side
    112,101,385.60x = 17,643,681,712,750,676
  5. Step 5: Solve for x
    x = 17,643,681,712,750,676/112,101,385.60
  6. Step 6: Final answer
    x = 157,390,398.15

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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.