Home / 426,353,929.65-639,530,894.48-244,955,401.65

Finding the Fourth Proportional to 426,353,929.65, 639,530,894.48 and 244,955,401.65

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Solution

The fourth proportional to 426,353,929.65, 639,530,894.48 and 244,955,401.65 is: 367,433,102.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,353,929.65 : 639,530,894.48 = 244,955,401.65 : x
  2. Step 2: Convert to fraction form
    426,353,929.65/639,530,894.48 = 244,955,401.65/x
  3. Step 3: Cross multiply
    426,353,929.65x = 639,530,894.48 × 244,955,401.65
  4. Step 4: Simplify right side
    426,353,929.65x = 156,656,547,123,707,392
  5. Step 5: Solve for x
    x = 156,656,547,123,707,392/426,353,929.65
  6. Step 6: Final answer
    x = 367,433,102.48

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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.