Home / 72,449,339,482.58-108,723,649,985.19-25,285,813,362.18

Finding the Fourth Proportional to 72,449,339,482.58, 108,723,649,985.19 and 25,285,813,362.18

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Solution

The fourth proportional to 72,449,339,482.58, 108,723,649,985.19 and 25,285,813,362.18 is: 37,946,045,349.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,449,339,482.58 : 108,723,649,985.19 = 25,285,813,362.18 : x
  2. Step 2: Convert to fraction form
    72,449,339,482.58/108,723,649,985.19 = 25,285,813,362.18/x
  3. Step 3: Cross multiply
    72,449,339,482.58x = 108,723,649,985.19 × 25,285,813,362.18
  4. Step 4: Simplify right side
    72,449,339,482.58x = 2,749,165,921,580,498,812,928
  5. Step 5: Solve for x
    x = 2,749,165,921,580,498,812,928/72,449,339,482.58
  6. Step 6: Final answer
    x = 37,946,045,349.96

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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.