Home / 124,101,912.40-186,152,868.60-62,879,909.20

Finding the Fourth Proportional to 124,101,912.40, 186,152,868.60 and 62,879,909.20

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Solution

The fourth proportional to 124,101,912.40, 186,152,868.60 and 62,879,909.20 is: 94,319,863.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,101,912.40 : 186,152,868.60 = 62,879,909.20 : x
  2. Step 2: Convert to fraction form
    124,101,912.40/186,152,868.60 = 62,879,909.20/x
  3. Step 3: Cross multiply
    124,101,912.40x = 186,152,868.60 × 62,879,909.20
  4. Step 4: Simplify right side
    124,101,912.40x = 11,705,275,474,887,532
  5. Step 5: Solve for x
    x = 11,705,275,474,887,532/124,101,912.40
  6. Step 6: Final answer
    x = 94,319,863.80

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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.