Home / 408,953,524.92-613,430,300.71-102,245,637.80

Finding the Fourth Proportional to 408,953,524.92, 613,430,300.71 and 102,245,637.80

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Solution

The fourth proportional to 408,953,524.92, 613,430,300.71 and 102,245,637.80 is: 153,368,460.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,953,524.92 : 613,430,300.71 = 102,245,637.80 : x
  2. Step 2: Convert to fraction form
    408,953,524.92/613,430,300.71 = 102,245,637.80/x
  3. Step 3: Cross multiply
    408,953,524.92x = 613,430,300.71 × 102,245,637.80
  4. Step 4: Simplify right side
    408,953,524.92x = 62,720,572,342,165,712
  5. Step 5: Solve for x
    x = 62,720,572,342,165,712/408,953,524.92
  6. Step 6: Final answer
    x = 153,368,460.03

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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.