Home / 109,701,915,748.52-151,376,539,313.31-61,520,043,783.56

Finding the Fourth Proportional to 109,701,915,748.52, 151,376,539,313.31 and 61,520,043,783.56

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Solution

The fourth proportional to 109,701,915,748.52, 151,376,539,313.31 and 61,520,043,783.56 is: 84,890,872,350.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,701,915,748.52 : 151,376,539,313.31 = 61,520,043,783.56 : x
  2. Step 2: Convert to fraction form
    109,701,915,748.52/151,376,539,313.31 = 61,520,043,783.56/x
  3. Step 3: Cross multiply
    109,701,915,748.52x = 151,376,539,313.31 × 61,520,043,783.56
  4. Step 4: Simplify right side
    109,701,915,748.52x = 9,312,691,326,358,622,568,448
  5. Step 5: Solve for x
    x = 9,312,691,326,358,622,568,448/109,701,915,748.52
  6. Step 6: Final answer
    x = 84,890,872,350.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.