Home / 255,346,808.31-383,074,012.71-82,810,168.38

Finding the Fourth Proportional to 255,346,808.31, 383,074,012.71 and 82,810,168.38

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Solution

The fourth proportional to 255,346,808.31, 383,074,012.71 and 82,810,168.38 is: 124,232,700.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,346,808.31 : 383,074,012.71 = 82,810,168.38 : x
  2. Step 2: Convert to fraction form
    255,346,808.31/383,074,012.71 = 82,810,168.38/x
  3. Step 3: Cross multiply
    255,346,808.31x = 383,074,012.71 × 82,810,168.38
  4. Step 4: Simplify right side
    255,346,808.31x = 31,722,423,494,517,356
  5. Step 5: Solve for x
    x = 31,722,423,494,517,356/255,346,808.31
  6. Step 6: Final answer
    x = 124,232,700.24

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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.