Home / 456,270,509.96-629,653,471.11-247,426,597.25

Finding the Fourth Proportional to 456,270,509.96, 629,653,471.11 and 247,426,597.25

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Solution

The fourth proportional to 456,270,509.96, 629,653,471.11 and 247,426,597.25 is: 341,448,794.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,270,509.96 : 629,653,471.11 = 247,426,597.25 : x
  2. Step 2: Convert to fraction form
    456,270,509.96/629,653,471.11 = 247,426,597.25/x
  3. Step 3: Cross multiply
    456,270,509.96x = 629,653,471.11 × 247,426,597.25
  4. Step 4: Simplify right side
    456,270,509.96x = 155,793,015,803,398,496
  5. Step 5: Solve for x
    x = 155,793,015,803,398,496/456,270,509.96
  6. Step 6: Final answer
    x = 341,448,794.96

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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.