Home / 788,100,170.10-1,182,262,229.55-242,784,842.10

Finding the Fourth Proportional to 788,100,170.10, 1,182,262,229.55 and 242,784,842.10

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Solution

The fourth proportional to 788,100,170.10, 1,182,262,229.55 and 242,784,842.10 is: 364,211,758.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,100,170.10 : 1,182,262,229.55 = 242,784,842.10 : x
  2. Step 2: Convert to fraction form
    788,100,170.10/1,182,262,229.55 = 242,784,842.10/x
  3. Step 3: Cross multiply
    788,100,170.10x = 1,182,262,229.55 × 242,784,842.10
  4. Step 4: Simplify right side
    788,100,170.10x = 287,035,348,722,090,688
  5. Step 5: Solve for x
    x = 287,035,348,722,090,688/788,100,170.10
  6. Step 6: Final answer
    x = 364,211,758.37

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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.