Home / 701,310,539.40-1,051,965,809.10-292,659,966.60

Finding the Fourth Proportional to 701,310,539.40, 1,051,965,809.10 and 292,659,966.60

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Solution

The fourth proportional to 701,310,539.40, 1,051,965,809.10 and 292,659,966.60 is: 438,989,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,310,539.40 : 1,051,965,809.10 = 292,659,966.60 : x
  2. Step 2: Convert to fraction form
    701,310,539.40/1,051,965,809.10 = 292,659,966.60/x
  3. Step 3: Cross multiply
    701,310,539.40x = 1,051,965,809.10 × 292,659,966.60
  4. Step 4: Simplify right side
    701,310,539.40x = 307,868,278,555,548,032
  5. Step 5: Solve for x
    x = 307,868,278,555,548,032/701,310,539.40
  6. Step 6: Final answer
    x = 438,989,949.90

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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.