Home / 74,040,681,578.04-111,026,012,196.49-28,682,634,209.81

Finding the Fourth Proportional to 74,040,681,578.04, 111,026,012,196.49 and 28,682,634,209.81

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Solution

The fourth proportional to 74,040,681,578.04, 111,026,012,196.49 and 28,682,634,209.81 is: 43,010,388,717.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,040,681,578.04 : 111,026,012,196.49 = 28,682,634,209.81 : x
  2. Step 2: Convert to fraction form
    74,040,681,578.04/111,026,012,196.49 = 28,682,634,209.81/x
  3. Step 3: Cross multiply
    74,040,681,578.04x = 111,026,012,196.49 × 28,682,634,209.81
  4. Step 4: Simplify right side
    74,040,681,578.04x = 3,184,518,495,605,271,560,192
  5. Step 5: Solve for x
    x = 3,184,518,495,605,271,560,192/74,040,681,578.04
  6. Step 6: Final answer
    x = 43,010,388,717.84

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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.