Home / 158,364,187.60-237,546,281.40-80,880,089.80

Finding the Fourth Proportional to 158,364,187.60, 237,546,281.40 and 80,880,089.80

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Solution

The fourth proportional to 158,364,187.60, 237,546,281.40 and 80,880,089.80 is: 121,320,134.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,364,187.60 : 237,546,281.40 = 80,880,089.80 : x
  2. Step 2: Convert to fraction form
    158,364,187.60/237,546,281.40 = 80,880,089.80/x
  3. Step 3: Cross multiply
    158,364,187.60x = 237,546,281.40 × 80,880,089.80
  4. Step 4: Simplify right side
    158,364,187.60x = 19,212,764,571,288,068
  5. Step 5: Solve for x
    x = 19,212,764,571,288,068/158,364,187.60
  6. Step 6: Final answer
    x = 121,320,134.70

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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.