Home / 288,684,211.80-433,150,733.70-167,619,149.40

Finding the Fourth Proportional to 288,684,211.80, 433,150,733.70 and 167,619,149.40

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Solution

The fourth proportional to 288,684,211.80, 433,150,733.70 and 167,619,149.40 is: 251,500,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,684,211.80 : 433,150,733.70 = 167,619,149.40 : x
  2. Step 2: Convert to fraction form
    288,684,211.80/433,150,733.70 = 167,619,149.40/x
  3. Step 3: Cross multiply
    288,684,211.80x = 433,150,733.70 × 167,619,149.40
  4. Step 4: Simplify right side
    288,684,211.80x = 72,604,357,544,779,920
  5. Step 5: Solve for x
    x = 72,604,357,544,779,920/288,684,211.80
  6. Step 6: Final answer
    x = 251,500,963.95

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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.