Home / 74,610,015.80-111,915,023.70-44,302,278.20

Finding the Fourth Proportional to 74,610,015.80, 111,915,023.70 and 44,302,278.20

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Solution

The fourth proportional to 74,610,015.80, 111,915,023.70 and 44,302,278.20 is: 66,453,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,610,015.80 : 111,915,023.70 = 44,302,278.20 : x
  2. Step 2: Convert to fraction form
    74,610,015.80/111,915,023.70 = 44,302,278.20/x
  3. Step 3: Cross multiply
    74,610,015.80x = 111,915,023.70 × 44,302,278.20
  4. Step 4: Simplify right side
    74,610,015.80x = 4,958,090,514,716,994
  5. Step 5: Solve for x
    x = 4,958,090,514,716,994/74,610,015.80
  6. Step 6: Final answer
    x = 66,453,417.30

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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.