Home / 195,612,187.20-293,418,280.80-146,825,903.40

Finding the Fourth Proportional to 195,612,187.20, 293,418,280.80 and 146,825,903.40

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Solution

The fourth proportional to 195,612,187.20, 293,418,280.80 and 146,825,903.40 is: 220,238,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,612,187.20 : 293,418,280.80 = 146,825,903.40 : x
  2. Step 2: Convert to fraction form
    195,612,187.20/293,418,280.80 = 146,825,903.40/x
  3. Step 3: Cross multiply
    195,612,187.20x = 293,418,280.80 × 146,825,903.40
  4. Step 4: Simplify right side
    195,612,187.20x = 43,081,404,152,534,880
  5. Step 5: Solve for x
    x = 43,081,404,152,534,880/195,612,187.20
  6. Step 6: Final answer
    x = 220,238,855.10

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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.