Home / 243,578,391.20-365,367,586.80-166,094,293.40

Finding the Fourth Proportional to 243,578,391.20, 365,367,586.80 and 166,094,293.40

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Solution

The fourth proportional to 243,578,391.20, 365,367,586.80 and 166,094,293.40 is: 249,141,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,578,391.20 : 365,367,586.80 = 166,094,293.40 : x
  2. Step 2: Convert to fraction form
    243,578,391.20/365,367,586.80 = 166,094,293.40/x
  3. Step 3: Cross multiply
    243,578,391.20x = 365,367,586.80 × 166,094,293.40
  4. Step 4: Simplify right side
    243,578,391.20x = 60,685,471,160,809,168
  5. Step 5: Solve for x
    x = 60,685,471,160,809,168/243,578,391.20
  6. Step 6: Final answer
    x = 249,141,440.10

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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.