Home / 105,682,400.90-158,523,601.35-48,286,772.90

Finding the Fourth Proportional to 105,682,400.90, 158,523,601.35 and 48,286,772.90

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Solution

The fourth proportional to 105,682,400.90, 158,523,601.35 and 48,286,772.90 is: 72,430,159.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,682,400.90 : 158,523,601.35 = 48,286,772.90 : x
  2. Step 2: Convert to fraction form
    105,682,400.90/158,523,601.35 = 48,286,772.90/x
  3. Step 3: Cross multiply
    105,682,400.90x = 158,523,601.35 × 48,286,772.90
  4. Step 4: Simplify right side
    105,682,400.90x = 7,654,593,137,677,583
  5. Step 5: Solve for x
    x = 7,654,593,137,677,583/105,682,400.90
  6. Step 6: Final answer
    x = 72,430,159.35

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1.5x scale

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.