Home / 506,912,738.92-699,459,675.78-295,254,403.72

Finding the Fourth Proportional to 506,912,738.92, 699,459,675.78 and 295,254,403.72

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Solution

The fourth proportional to 506,912,738.92, 699,459,675.78 and 295,254,403.72 is: 407,404,536.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,912,738.92 : 699,459,675.78 = 295,254,403.72 : x
  2. Step 2: Convert to fraction form
    506,912,738.92/699,459,675.78 = 295,254,403.72/x
  3. Step 3: Cross multiply
    506,912,738.92x = 699,459,675.78 × 295,254,403.72
  4. Step 4: Simplify right side
    506,912,738.92x = 206,518,549,498,608,448
  5. Step 5: Solve for x
    x = 206,518,549,498,608,448/506,912,738.92
  6. Step 6: Final answer
    x = 407,404,536.60

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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.