Home / 79,603,799.76-119,406,368.30-22,100,555.16

Finding the Fourth Proportional to 79,603,799.76, 119,406,368.30 and 22,100,555.16

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Solution

The fourth proportional to 79,603,799.76, 119,406,368.30 and 22,100,555.16 is: 33,151,018.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,603,799.76 : 119,406,368.30 = 22,100,555.16 : x
  2. Step 2: Convert to fraction form
    79,603,799.76/119,406,368.30 = 22,100,555.16/x
  3. Step 3: Cross multiply
    79,603,799.76x = 119,406,368.30 × 22,100,555.16
  4. Step 4: Simplify right side
    79,603,799.76x = 2,638,947,028,958,922.50
  5. Step 5: Solve for x
    x = 2,638,947,028,958,922.50/79,603,799.76
  6. Step 6: Final answer
    x = 33,151,018.38

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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.