Home / 132,191,539,531.77-198,326,212,757.88-42,652,853,216.54

Finding the Fourth Proportional to 132,191,539,531.77, 198,326,212,757.88 and 42,652,853,216.54

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Solution

The fourth proportional to 132,191,539,531.77, 198,326,212,757.88 and 42,652,853,216.54 is: 63,991,832,394.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,191,539,531.77 : 198,326,212,757.88 = 42,652,853,216.54 : x
  2. Step 2: Convert to fraction form
    132,191,539,531.77/198,326,212,757.88 = 42,652,853,216.54/x
  3. Step 3: Cross multiply
    132,191,539,531.77x = 198,326,212,757.88 × 42,652,853,216.54
  4. Step 4: Simplify right side
    132,191,539,531.77x = 8,459,178,841,753,147,932,672
  5. Step 5: Solve for x
    x = 8,459,178,841,753,147,932,672/132,191,539,531.77
  6. Step 6: Final answer
    x = 63,991,832,394.99

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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.