Home / 902,179,947.42-1,353,271,080.38-247,136,734.98

Finding the Fourth Proportional to 902,179,947.42, 1,353,271,080.38 and 247,136,734.98

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Solution

The fourth proportional to 902,179,947.42, 1,353,271,080.38 and 247,136,734.98 is: 370,705,420.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,179,947.42 : 1,353,271,080.38 = 247,136,734.98 : x
  2. Step 2: Convert to fraction form
    902,179,947.42/1,353,271,080.38 = 247,136,734.98/x
  3. Step 3: Cross multiply
    902,179,947.42x = 1,353,271,080.38 × 247,136,734.98
  4. Step 4: Simplify right side
    902,179,947.42x = 334,442,996,346,734,656
  5. Step 5: Solve for x
    x = 334,442,996,346,734,656/902,179,947.42
  6. Step 6: Final answer
    x = 370,705,420.03

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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.