Home / 164,088,015.60-246,132,023.40-66,979,966.80

Finding the Fourth Proportional to 164,088,015.60, 246,132,023.40 and 66,979,966.80

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Solution

The fourth proportional to 164,088,015.60, 246,132,023.40 and 66,979,966.80 is: 100,469,950.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,088,015.60 : 246,132,023.40 = 66,979,966.80 : x
  2. Step 2: Convert to fraction form
    164,088,015.60/246,132,023.40 = 66,979,966.80/x
  3. Step 3: Cross multiply
    164,088,015.60x = 246,132,023.40 × 66,979,966.80
  4. Step 4: Simplify right side
    164,088,015.60x = 16,485,914,755,748,822
  5. Step 5: Solve for x
    x = 16,485,914,755,748,822/164,088,015.60
  6. Step 6: Final answer
    x = 100,469,950.20

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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.