Home / 56,666,488.20-84,858,014.70-45,329,080.20

Finding the Fourth Proportional to 56,666,488.20, 84,858,014.70 and 45,329,080.20

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Solution

The fourth proportional to 56,666,488.20, 84,858,014.70 and 45,329,080.20 is: 67,880,256.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,666,488.20 : 84,858,014.70 = 45,329,080.20 : x
  2. Step 2: Convert to fraction form
    56,666,488.20/84,858,014.70 = 45,329,080.20/x
  3. Step 3: Cross multiply
    56,666,488.20x = 84,858,014.70 × 45,329,080.20
  4. Step 4: Simplify right side
    56,666,488.20x = 3,846,535,753,949,079.50
  5. Step 5: Solve for x
    x = 3,846,535,753,949,079.50/56,666,488.20
  6. Step 6: Final answer
    x = 67,880,256.50

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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.