Home / 255,575,132.20-383,101,424.70-125,983,426.60

Finding the Fourth Proportional to 255,575,132.20, 383,101,424.70 and 125,983,426.60

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Solution

The fourth proportional to 255,575,132.20, 383,101,424.70 and 125,983,426.60 is: 188,846,347.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,575,132.20 : 383,101,424.70 = 125,983,426.60 : x
  2. Step 2: Convert to fraction form
    255,575,132.20/383,101,424.70 = 125,983,426.60/x
  3. Step 3: Cross multiply
    255,575,132.20x = 383,101,424.70 × 125,983,426.60
  4. Step 4: Simplify right side
    255,575,132.20x = 48,264,430,219,047,872
  5. Step 5: Solve for x
    x = 48,264,430,219,047,872/255,575,132.20
  6. Step 6: Final answer
    x = 188,846,347.47

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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.