Home / 112,246,523.80-168,369,785.70-75,258,230.20

Finding the Fourth Proportional to 112,246,523.80, 168,369,785.70 and 75,258,230.20

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Solution

The fourth proportional to 112,246,523.80, 168,369,785.70 and 75,258,230.20 is: 112,887,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,246,523.80 : 168,369,785.70 = 75,258,230.20 : x
  2. Step 2: Convert to fraction form
    112,246,523.80/168,369,785.70 = 75,258,230.20/x
  3. Step 3: Cross multiply
    112,246,523.80x = 168,369,785.70 × 75,258,230.20
  4. Step 4: Simplify right side
    112,246,523.80x = 12,671,212,090,935,268
  5. Step 5: Solve for x
    x = 12,671,212,090,935,268/112,246,523.80
  6. Step 6: Final answer
    x = 112,887,345.30

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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.