Home / 263,124,457.29-363,111,758.35-145,649,787.59

Finding the Fourth Proportional to 263,124,457.29, 363,111,758.35 and 145,649,787.59

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Solution

The fourth proportional to 263,124,457.29, 363,111,758.35 and 145,649,787.59 is: 200,996,710.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,124,457.29 : 363,111,758.35 = 145,649,787.59 : x
  2. Step 2: Convert to fraction form
    263,124,457.29/363,111,758.35 = 145,649,787.59/x
  3. Step 3: Cross multiply
    263,124,457.29x = 363,111,758.35 × 145,649,787.59
  4. Step 4: Simplify right side
    263,124,457.29x = 52,887,150,475,652,568
  5. Step 5: Solve for x
    x = 52,887,150,475,652,568/263,124,457.29
  6. Step 6: Final answer
    x = 200,996,710.91

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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.