Home / 135,966,022,680.48-187,633,292,043.24-74,997,022,604.64

Finding the Fourth Proportional to 135,966,022,680.48, 187,633,292,043.24 and 74,997,022,604.64

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Solution

The fourth proportional to 135,966,022,680.48, 187,633,292,043.24 and 74,997,022,604.64 is: 103,495,990,890.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,966,022,680.48 : 187,633,292,043.24 = 74,997,022,604.64 : x
  2. Step 2: Convert to fraction form
    135,966,022,680.48/187,633,292,043.24 = 74,997,022,604.64/x
  3. Step 3: Cross multiply
    135,966,022,680.48x = 187,633,292,043.24 × 74,997,022,604.64
  4. Step 4: Simplify right side
    135,966,022,680.48x = 14,071,938,244,749,889,110,016
  5. Step 5: Solve for x
    x = 14,071,938,244,749,889,110,016/135,966,022,680.48
  6. Step 6: Final answer
    x = 103,495,990,890.45

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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.