Home / 107,840,146.80-161,760,220.20-107,168,300.40

Finding the Fourth Proportional to 107,840,146.80, 161,760,220.20 and 107,168,300.40

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Solution

The fourth proportional to 107,840,146.80, 161,760,220.20 and 107,168,300.40 is: 160,752,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,840,146.80 : 161,760,220.20 = 107,168,300.40 : x
  2. Step 2: Convert to fraction form
    107,840,146.80/161,760,220.20 = 107,168,300.40/x
  3. Step 3: Cross multiply
    107,840,146.80x = 161,760,220.20 × 107,168,300.40
  4. Step 4: Simplify right side
    107,840,146.80x = 17,335,567,871,163,748
  5. Step 5: Solve for x
    x = 17,335,567,871,163,748/107,840,146.80
  6. Step 6: Final answer
    x = 160,752,450.60

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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.