Home / 113,870,899.20-170,828,467.20-49,174,579.20

Finding the Fourth Proportional to 113,870,899.20, 170,828,467.20 and 49,174,579.20

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Solution

The fourth proportional to 113,870,899.20, 170,828,467.20 and 49,174,579.20 is: 73,771,420.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,870,899.20 : 170,828,467.20 = 49,174,579.20 : x
  2. Step 2: Convert to fraction form
    113,870,899.20/170,828,467.20 = 49,174,579.20/x
  3. Step 3: Cross multiply
    113,870,899.20x = 170,828,467.20 × 49,174,579.20
  4. Step 4: Simplify right side
    113,870,899.20x = 8,400,417,989,941,002
  5. Step 5: Solve for x
    x = 8,400,417,989,941,002/113,870,899.20
  6. Step 6: Final answer
    x = 73,771,420.52

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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.