Home / 456,270,568.38-629,653,552.20-247,426,655.67

Finding the Fourth Proportional to 456,270,568.38, 629,653,552.20 and 247,426,655.67

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Solution

The fourth proportional to 456,270,568.38, 629,653,552.20 and 247,426,655.67 is: 341,448,875.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,270,568.38 : 629,653,552.20 = 247,426,655.67 : x
  2. Step 2: Convert to fraction form
    456,270,568.38/629,653,552.20 = 247,426,655.67/x
  3. Step 3: Cross multiply
    456,270,568.38x = 629,653,552.20 × 247,426,655.67
  4. Step 4: Simplify right side
    456,270,568.38x = 155,793,072,651,581,760
  5. Step 5: Solve for x
    x = 155,793,072,651,581,760/456,270,568.38
  6. Step 6: Final answer
    x = 341,448,875.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.