Home / 281,901,651.95-422,868,637.28-74,634,676.77

Finding the Fourth Proportional to 281,901,651.95, 422,868,637.28 and 74,634,676.77

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Solution

The fourth proportional to 281,901,651.95, 422,868,637.28 and 74,634,676.77 is: 111,956,293.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,901,651.95 : 422,868,637.28 = 74,634,676.77 : x
  2. Step 2: Convert to fraction form
    281,901,651.95/422,868,637.28 = 74,634,676.77/x
  3. Step 3: Cross multiply
    281,901,651.95x = 422,868,637.28 × 74,634,676.77
  4. Step 4: Simplify right side
    281,901,651.95x = 31,560,664,057,075,652
  5. Step 5: Solve for x
    x = 31,560,664,057,075,652/281,901,651.95
  6. Step 6: Final answer
    x = 111,956,293.41

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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.