Home / 204,713,117.40-307,069,676.10-127,229,019.60

Finding the Fourth Proportional to 204,713,117.40, 307,069,676.10 and 127,229,019.60

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Solution

The fourth proportional to 204,713,117.40, 307,069,676.10 and 127,229,019.60 is: 190,843,529.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,713,117.40 : 307,069,676.10 = 127,229,019.60 : x
  2. Step 2: Convert to fraction form
    204,713,117.40/307,069,676.10 = 127,229,019.60/x
  3. Step 3: Cross multiply
    204,713,117.40x = 307,069,676.10 × 127,229,019.60
  4. Step 4: Simplify right side
    204,713,117.40x = 39,068,173,839,092,552
  5. Step 5: Solve for x
    x = 39,068,173,839,092,552/204,713,117.40
  6. Step 6: Final answer
    x = 190,843,529.40

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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.