Home / 625,247,262.72-936,687,092.76-417,358,828.48

Finding the Fourth Proportional to 625,247,262.72, 936,687,092.76 and 417,358,828.48

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Solution

The fourth proportional to 625,247,262.72, 936,687,092.76 and 417,358,828.48 is: 625,248,043.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,247,262.72 : 936,687,092.76 = 417,358,828.48 : x
  2. Step 2: Convert to fraction form
    625,247,262.72/936,687,092.76 = 417,358,828.48/x
  3. Step 3: Cross multiply
    625,247,262.72x = 936,687,092.76 × 417,358,828.48
  4. Step 4: Simplify right side
    625,247,262.72x = 390,934,627,686,650,688
  5. Step 5: Solve for x
    x = 390,934,627,686,650,688/625,247,262.72
  6. Step 6: Final answer
    x = 625,248,043.45

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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.