Home / 164,088,017.10-246,132,025.65-66,979,968.30

Finding the Fourth Proportional to 164,088,017.10, 246,132,025.65 and 66,979,968.30

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Solution

The fourth proportional to 164,088,017.10, 246,132,025.65 and 66,979,968.30 is: 100,469,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,088,017.10 : 246,132,025.65 = 66,979,968.30 : x
  2. Step 2: Convert to fraction form
    164,088,017.10/246,132,025.65 = 66,979,968.30/x
  3. Step 3: Cross multiply
    164,088,017.10x = 246,132,025.65 × 66,979,968.30
  4. Step 4: Simplify right side
    164,088,017.10x = 16,485,915,275,651,786
  5. Step 5: Solve for x
    x = 16,485,915,275,651,786/164,088,017.10
  6. Step 6: Final answer
    x = 100,469,952.45

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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.