Home / 788,100,163.10-1,182,262,219.05-242,784,835.10

Finding the Fourth Proportional to 788,100,163.10, 1,182,262,219.05 and 242,784,835.10

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Solution

The fourth proportional to 788,100,163.10, 1,182,262,219.05 and 242,784,835.10 is: 364,211,747.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,100,163.10 : 1,182,262,219.05 = 242,784,835.10 : x
  2. Step 2: Convert to fraction form
    788,100,163.10/1,182,262,219.05 = 242,784,835.10/x
  3. Step 3: Cross multiply
    788,100,163.10x = 1,182,262,219.05 × 242,784,835.10
  4. Step 4: Simplify right side
    788,100,163.10x = 287,035,337,897,014,304
  5. Step 5: Solve for x
    x = 287,035,337,897,014,304/788,100,163.10
  6. Step 6: Final answer
    x = 364,211,747.87

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Double scale
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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.