Home / 243,578,409.20-365,367,613.80-166,094,311.40

Finding the Fourth Proportional to 243,578,409.20, 365,367,613.80 and 166,094,311.40

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Solution

The fourth proportional to 243,578,409.20, 365,367,613.80 and 166,094,311.40 is: 249,141,467.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,578,409.20 : 365,367,613.80 = 166,094,311.40 : x
  2. Step 2: Convert to fraction form
    243,578,409.20/365,367,613.80 = 166,094,311.40/x
  3. Step 3: Cross multiply
    243,578,409.20x = 365,367,613.80 × 166,094,311.40
  4. Step 4: Simplify right side
    243,578,409.20x = 60,685,482,221,972,144
  5. Step 5: Solve for x
    x = 60,685,482,221,972,144/243,578,409.20
  6. Step 6: Final answer
    x = 249,141,467.10

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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.