Home / 178,911,622.20-268,367,433.30-177,777,881.40

Finding the Fourth Proportional to 178,911,622.20, 268,367,433.30 and 177,777,881.40

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Solution

The fourth proportional to 178,911,622.20, 268,367,433.30 and 177,777,881.40 is: 266,666,822.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,911,622.20 : 268,367,433.30 = 177,777,881.40 : x
  2. Step 2: Convert to fraction form
    178,911,622.20/268,367,433.30 = 177,777,881.40/x
  3. Step 3: Cross multiply
    178,911,622.20x = 268,367,433.30 × 177,777,881.40
  4. Step 4: Simplify right side
    178,911,622.20x = 47,709,793,728,829,816
  5. Step 5: Solve for x
    x = 47,709,793,728,829,816/178,911,622.20
  6. Step 6: Final answer
    x = 266,666,822.10

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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.