Home / 154,290,573.92-231,437,158.32-39,275,135.84

Finding the Fourth Proportional to 154,290,573.92, 231,437,158.32 and 39,275,135.84

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Solution

The fourth proportional to 154,290,573.92, 231,437,158.32 and 39,275,135.84 is: 58,913,034.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,290,573.92 : 231,437,158.32 = 39,275,135.84 : x
  2. Step 2: Convert to fraction form
    154,290,573.92/231,437,158.32 = 39,275,135.84/x
  3. Step 3: Cross multiply
    154,290,573.92x = 231,437,158.32 × 39,275,135.84
  4. Step 4: Simplify right side
    154,290,573.92x = 9,089,725,831,441,586
  5. Step 5: Solve for x
    x = 9,089,725,831,441,586/154,290,573.92
  6. Step 6: Final answer
    x = 58,913,034.03

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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.