Home / 170,090,839.74-255,173,469-55,087,007.34

Finding the Fourth Proportional to 170,090,839.74, 255,173,469 and 55,087,007.34

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Solution

The fourth proportional to 170,090,839.74, 255,173,469 and 55,087,007.34 is: 82,642,561.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,090,839.74 : 255,173,469 = 55,087,007.34 : x
  2. Step 2: Convert to fraction form
    170,090,839.74/255,173,469 = 55,087,007.34/x
  3. Step 3: Cross multiply
    170,090,839.74x = 255,173,469 × 55,087,007.34
  4. Step 4: Simplify right side
    170,090,839.74x = 14,056,742,759,776,264
  5. Step 5: Solve for x
    x = 14,056,742,759,776,264/170,090,839.74
  6. Step 6: Final answer
    x = 82,642,561.95

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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.