Home / 1,772,927,998.20-2,659,391,997.30-852,330,468.60

Finding the Fourth Proportional to 1,772,927,998.20, 2,659,391,997.30 and 852,330,468.60

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Solution

The fourth proportional to 1,772,927,998.20, 2,659,391,997.30 and 852,330,468.60 is: 1,278,495,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,927,998.20 : 2,659,391,997.30 = 852,330,468.60 : x
  2. Step 2: Convert to fraction form
    1,772,927,998.20/2,659,391,997.30 = 852,330,468.60/x
  3. Step 3: Cross multiply
    1,772,927,998.20x = 2,659,391,997.30 × 852,330,468.60
  4. Step 4: Simplify right side
    1,772,927,998.20x = 2,266,680,827,249,799,168
  5. Step 5: Solve for x
    x = 2,266,680,827,249,799,168/1,772,927,998.20
  6. Step 6: Final answer
    x = 1,278,495,702.90

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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.