Home / 159,610,384.80-239,415,577.20-127,325,344.05

Finding the Fourth Proportional to 159,610,384.80, 239,415,577.20 and 127,325,344.05

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Solution

The fourth proportional to 159,610,384.80, 239,415,577.20 and 127,325,344.05 is: 190,988,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,610,384.80 : 239,415,577.20 = 127,325,344.05 : x
  2. Step 2: Convert to fraction form
    159,610,384.80/239,415,577.20 = 127,325,344.05/x
  3. Step 3: Cross multiply
    159,610,384.80x = 239,415,577.20 × 127,325,344.05
  4. Step 4: Simplify right side
    159,610,384.80x = 30,483,670,737,919,332
  5. Step 5: Solve for x
    x = 30,483,670,737,919,332/159,610,384.80
  6. Step 6: Final answer
    x = 190,988,016.08

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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.