Home / 18,836,741,540.42-28,259,249,547.98-5,570,965,586.51

Finding the Fourth Proportional to 18,836,741,540.42, 28,259,249,547.98 and 5,570,965,586.51

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Solution

The fourth proportional to 18,836,741,540.42, 28,259,249,547.98 and 5,570,965,586.51 is: 8,357,671,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836,741,540.42 : 28,259,249,547.98 = 5,570,965,586.51 : x
  2. Step 2: Convert to fraction form
    18,836,741,540.42/28,259,249,547.98 = 5,570,965,586.51/x
  3. Step 3: Cross multiply
    18,836,741,540.42x = 28,259,249,547.98 × 5,570,965,586.51
  4. Step 4: Simplify right side
    18,836,741,540.42x = 157,431,306,732,394,872,832
  5. Step 5: Solve for x
    x = 157,431,306,732,394,872,832/18,836,741,540.42
  6. Step 6: Final answer
    x = 8,357,671,967.55

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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.