Home / 288,684,205.80-433,150,724.70-167,619,143.40

Finding the Fourth Proportional to 288,684,205.80, 433,150,724.70 and 167,619,143.40

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Solution

The fourth proportional to 288,684,205.80, 433,150,724.70 and 167,619,143.40 is: 251,500,954.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,684,205.80 : 433,150,724.70 = 167,619,143.40 : x
  2. Step 2: Convert to fraction form
    288,684,205.80/433,150,724.70 = 167,619,143.40/x
  3. Step 3: Cross multiply
    288,684,205.80x = 433,150,724.70 × 167,619,143.40
  4. Step 4: Simplify right side
    288,684,205.80x = 72,604,353,437,303,216
  5. Step 5: Solve for x
    x = 72,604,353,437,303,216/288,684,205.80
  6. Step 6: Final answer
    x = 251,500,954.95

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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.