Home / 87,418,284.51-120,634,072.61-48,259,222.10

Finding the Fourth Proportional to 87,418,284.51, 120,634,072.61 and 48,259,222.10

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Solution

The fourth proportional to 87,418,284.51, 120,634,072.61 and 48,259,222.10 is: 66,595,982.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,418,284.51 : 120,634,072.61 = 48,259,222.10 : x
  2. Step 2: Convert to fraction form
    87,418,284.51/120,634,072.61 = 48,259,222.10/x
  3. Step 3: Cross multiply
    87,418,284.51x = 120,634,072.61 × 48,259,222.10
  4. Step 4: Simplify right side
    87,418,284.51x = 5,821,706,502,069,050
  5. Step 5: Solve for x
    x = 5,821,706,502,069,050/87,418,284.51
  6. Step 6: Final answer
    x = 66,595,982.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.