Home / 73,548,386.20-110,154,617.70-43,315,298.20

Finding the Fourth Proportional to 73,548,386.20, 110,154,617.70 and 43,315,298.20

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Solution

The fourth proportional to 73,548,386.20, 110,154,617.70 and 43,315,298.20 is: 64,874,028.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,548,386.20 : 110,154,617.70 = 43,315,298.20 : x
  2. Step 2: Convert to fraction form
    73,548,386.20/110,154,617.70 = 43,315,298.20/x
  3. Step 3: Cross multiply
    73,548,386.20x = 110,154,617.70 × 43,315,298.20
  4. Step 4: Simplify right side
    73,548,386.20x = 4,771,380,113,782,499
  5. Step 5: Solve for x
    x = 4,771,380,113,782,499/73,548,386.20
  6. Step 6: Final answer
    x = 64,874,028.65

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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.