Home / 255,346,849.02-383,074,073.61-82,810,208.70

Finding the Fourth Proportional to 255,346,849.02, 383,074,073.61 and 82,810,208.70

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Solution

The fourth proportional to 255,346,849.02, 383,074,073.61 and 82,810,208.70 is: 124,232,760.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,346,849.02 : 383,074,073.61 = 82,810,208.70 : x
  2. Step 2: Convert to fraction form
    255,346,849.02/383,074,073.61 = 82,810,208.70/x
  3. Step 3: Cross multiply
    255,346,849.02x = 383,074,073.61 × 82,810,208.70
  4. Step 4: Simplify right side
    255,346,849.02x = 31,722,443,983,203,264
  5. Step 5: Solve for x
    x = 31,722,443,983,203,264/255,346,849.02
  6. Step 6: Final answer
    x = 124,232,760.67

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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.