Home / 254,958,964.40-382,249,489.80-109,273,271.60

Finding the Fourth Proportional to 254,958,964.40, 382,249,489.80 and 109,273,271.60

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Solution

The fourth proportional to 254,958,964.40, 382,249,489.80 and 109,273,271.60 is: 163,828,922.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,958,964.40 : 382,249,489.80 = 109,273,271.60 : x
  2. Step 2: Convert to fraction form
    254,958,964.40/382,249,489.80 = 109,273,271.60/x
  3. Step 3: Cross multiply
    254,958,964.40x = 382,249,489.80 × 109,273,271.60
  4. Step 4: Simplify right side
    254,958,964.40x = 41,769,652,317,876,832
  5. Step 5: Solve for x
    x = 41,769,652,317,876,832/254,958,964.40
  6. Step 6: Final answer
    x = 163,828,922.10

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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.