Home / 99,043,594.60-148,677,366.30-76,424,765.80

Finding the Fourth Proportional to 99,043,594.60, 148,677,366.30 and 76,424,765.80

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Solution

The fourth proportional to 99,043,594.60, 148,677,366.30 and 76,424,765.80 is: 114,723,551.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,043,594.60 : 148,677,366.30 = 76,424,765.80 : x
  2. Step 2: Convert to fraction form
    99,043,594.60/148,677,366.30 = 76,424,765.80/x
  3. Step 3: Cross multiply
    99,043,594.60x = 148,677,366.30 × 76,424,765.80
  4. Step 4: Simplify right side
    99,043,594.60x = 11,362,632,899,238,314
  5. Step 5: Solve for x
    x = 11,362,632,899,238,314/99,043,594.60
  6. Step 6: Final answer
    x = 114,723,551.23

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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.