Home / 121,367,551.80-182,114,313.30-53,217,132.60

Finding the Fourth Proportional to 121,367,551.80, 182,114,313.30 and 53,217,132.60

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Solution

The fourth proportional to 121,367,551.80, 182,114,313.30 and 53,217,132.60 is: 79,853,316.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,367,551.80 : 182,114,313.30 = 53,217,132.60 : x
  2. Step 2: Convert to fraction form
    121,367,551.80/182,114,313.30 = 53,217,132.60/x
  3. Step 3: Cross multiply
    121,367,551.80x = 182,114,313.30 × 53,217,132.60
  4. Step 4: Simplify right side
    121,367,551.80x = 9,691,601,559,244,044
  5. Step 5: Solve for x
    x = 9,691,601,559,244,044/121,367,551.80
  6. Step 6: Final answer
    x = 79,853,316.77

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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.