Home / 195,718,605.60-293,577,908.40-80,643,914.40

Finding the Fourth Proportional to 195,718,605.60, 293,577,908.40 and 80,643,914.40

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Solution

The fourth proportional to 195,718,605.60, 293,577,908.40 and 80,643,914.40 is: 120,965,871.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,718,605.60 : 293,577,908.40 = 80,643,914.40 : x
  2. Step 2: Convert to fraction form
    195,718,605.60/293,577,908.40 = 80,643,914.40/x
  3. Step 3: Cross multiply
    195,718,605.60x = 293,577,908.40 × 80,643,914.40
  4. Step 4: Simplify right side
    195,718,605.60x = 23,675,271,714,740,640
  5. Step 5: Solve for x
    x = 23,675,271,714,740,640/195,718,605.60
  6. Step 6: Final answer
    x = 120,965,871.60

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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.