Home / 375,084,318.24-517,609,508.22-207,819,969.48

Finding the Fourth Proportional to 375,084,318.24, 517,609,508.22 and 207,819,969.48

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Solution

The fourth proportional to 375,084,318.24, 517,609,508.22 and 207,819,969.48 is: 286,787,762.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,084,318.24 : 517,609,508.22 = 207,819,969.48 : x
  2. Step 2: Convert to fraction form
    375,084,318.24/517,609,508.22 = 207,819,969.48/x
  3. Step 3: Cross multiply
    375,084,318.24x = 517,609,508.22 × 207,819,969.48
  4. Step 4: Simplify right side
    375,084,318.24x = 107,569,592,200,838,208
  5. Step 5: Solve for x
    x = 107,569,592,200,838,208/375,084,318.24
  6. Step 6: Final answer
    x = 286,787,762.03

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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.