Home / 54,367,351.05-81,551,026.58-30,180,880.65

Finding the Fourth Proportional to 54,367,351.05, 81,551,026.58 and 30,180,880.65

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Solution

The fourth proportional to 54,367,351.05, 81,551,026.58 and 30,180,880.65 is: 45,271,320.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,367,351.05 : 81,551,026.58 = 30,180,880.65 : x
  2. Step 2: Convert to fraction form
    54,367,351.05/81,551,026.58 = 30,180,880.65/x
  3. Step 3: Cross multiply
    54,367,351.05x = 81,551,026.58 × 30,180,880.65
  4. Step 4: Simplify right side
    54,367,351.05x = 2,461,281,799,945,053
  5. Step 5: Solve for x
    x = 2,461,281,799,945,053/54,367,351.05
  6. Step 6: Final answer
    x = 45,271,320.98

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Double scale
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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.