Home / 412,025,454.50-618,038,403.29-153,207,044.49

Finding the Fourth Proportional to 412,025,454.50, 618,038,403.29 and 153,207,044.49

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Solution

The fourth proportional to 412,025,454.50, 618,038,403.29 and 153,207,044.49 is: 229,810,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,025,454.50 : 618,038,403.29 = 153,207,044.49 : x
  2. Step 2: Convert to fraction form
    412,025,454.50/618,038,403.29 = 153,207,044.49/x
  3. Step 3: Cross multiply
    412,025,454.50x = 618,038,403.29 × 153,207,044.49
  4. Step 4: Simplify right side
    412,025,454.50x = 94,687,837,148,613,552
  5. Step 5: Solve for x
    x = 94,687,837,148,613,552/412,025,454.50
  6. Step 6: Final answer
    x = 229,810,649.11

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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.