Home / 170,338,018.28-255,509,074.98-47,508,859.30

Finding the Fourth Proportional to 170,338,018.28, 255,509,074.98 and 47,508,859.30

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Solution

The fourth proportional to 170,338,018.28, 255,509,074.98 and 47,508,859.30 is: 71,263,860.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,338,018.28 : 255,509,074.98 = 47,508,859.30 : x
  2. Step 2: Convert to fraction form
    170,338,018.28/255,509,074.98 = 47,508,859.30/x
  3. Step 3: Cross multiply
    170,338,018.28x = 255,509,074.98 × 47,508,859.30
  4. Step 4: Simplify right side
    170,338,018.28x = 12,138,944,693,097,970
  5. Step 5: Solve for x
    x = 12,138,944,693,097,970/170,338,018.28
  6. Step 6: Final answer
    x = 71,263,860.03

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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.