Home / 45,492,040.30-68,238,352.05-18,200,613.10

Finding the Fourth Proportional to 45,492,040.30, 68,238,352.05 and 18,200,613.10

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Solution

The fourth proportional to 45,492,040.30, 68,238,352.05 and 18,200,613.10 is: 27,301,036.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,492,040.30 : 68,238,352.05 = 18,200,613.10 : x
  2. Step 2: Convert to fraction form
    45,492,040.30/68,238,352.05 = 18,200,613.10/x
  3. Step 3: Cross multiply
    45,492,040.30x = 68,238,352.05 × 18,200,613.10
  4. Step 4: Simplify right side
    45,492,040.30x = 1,241,979,844,243,642
  5. Step 5: Solve for x
    x = 1,241,979,844,243,642/45,492,040.30
  6. Step 6: Final answer
    x = 27,301,036.31

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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.