Home / 454,165,487.74-626,748,276.27-245,321,632.54

Finding the Fourth Proportional to 454,165,487.74, 626,748,276.27 and 245,321,632.54

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Solution

The fourth proportional to 454,165,487.74, 626,748,276.27 and 245,321,632.54 is: 338,543,800.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,165,487.74 : 626,748,276.27 = 245,321,632.54 : x
  2. Step 2: Convert to fraction form
    454,165,487.74/626,748,276.27 = 245,321,632.54/x
  3. Step 3: Cross multiply
    454,165,487.74x = 626,748,276.27 × 245,321,632.54
  4. Step 4: Simplify right side
    454,165,487.74x = 153,754,910,326,187,328
  5. Step 5: Solve for x
    x = 153,754,910,326,187,328/454,165,487.74
  6. Step 6: Final answer
    x = 338,543,800.61

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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.