Home / 122,914,053,692.16-169,527,478,425.96-105,795,576,464.34

Finding the Fourth Proportional to 122,914,053,692.16, 169,527,478,425.96 and 105,795,576,464.34

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Solution

The fourth proportional to 122,914,053,692.16, 169,527,478,425.96 and 105,795,576,464.34 is: 145,917,059,667.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,914,053,692.16 : 169,527,478,425.96 = 105,795,576,464.34 : x
  2. Step 2: Convert to fraction form
    122,914,053,692.16/169,527,478,425.96 = 105,795,576,464.34/x
  3. Step 3: Cross multiply
    122,914,053,692.16x = 169,527,478,425.96 × 105,795,576,464.34
  4. Step 4: Simplify right side
    122,914,053,692.16x = 17,935,257,306,620,399,452,160
  5. Step 5: Solve for x
    x = 17,935,257,306,620,399,452,160/122,914,053,692.16
  6. Step 6: Final answer
    x = 145,917,059,667.88

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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.