Home / 159,603,210.28-239,494,504.04-86,825,084.52

Finding the Fourth Proportional to 159,603,210.28, 239,494,504.04 and 86,825,084.52

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Solution

The fourth proportional to 159,603,210.28, 239,494,504.04 and 86,825,084.52 is: 130,286,417.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,603,210.28 : 239,494,504.04 = 86,825,084.52 : x
  2. Step 2: Convert to fraction form
    159,603,210.28/239,494,504.04 = 86,825,084.52/x
  3. Step 3: Cross multiply
    159,603,210.28x = 239,494,504.04 × 86,825,084.52
  4. Step 4: Simplify right side
    159,603,210.28x = 20,794,130,555,348,480
  5. Step 5: Solve for x
    x = 20,794,130,555,348,480/159,603,210.28
  6. Step 6: Final answer
    x = 130,286,417.92

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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.