Home / 315,257,958.25-472,932,068.85-96,926,634.51

Finding the Fourth Proportional to 315,257,958.25, 472,932,068.85 and 96,926,634.51

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Solution

The fourth proportional to 315,257,958.25, 472,932,068.85 and 96,926,634.51 is: 145,403,827.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,257,958.25 : 472,932,068.85 = 96,926,634.51 : x
  2. Step 2: Convert to fraction form
    315,257,958.25/472,932,068.85 = 96,926,634.51/x
  3. Step 3: Cross multiply
    315,257,958.25x = 472,932,068.85 × 96,926,634.51
  4. Step 4: Simplify right side
    315,257,958.25x = 45,839,713,785,482,112
  5. Step 5: Solve for x
    x = 45,839,713,785,482,112/315,257,958.25
  6. Step 6: Final answer
    x = 145,403,827.52

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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.