Home / 45,465,244.54-68,240,982.40-28,141,041.22

Finding the Fourth Proportional to 45,465,244.54, 68,240,982.40 and 28,141,041.22

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Solution

The fourth proportional to 45,465,244.54, 68,240,982.40 and 28,141,041.22 is: 42,238,248.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,465,244.54 : 68,240,982.40 = 28,141,041.22 : x
  2. Step 2: Convert to fraction form
    45,465,244.54/68,240,982.40 = 28,141,041.22/x
  3. Step 3: Cross multiply
    45,465,244.54x = 68,240,982.40 × 28,141,041.22
  4. Step 4: Simplify right side
    45,465,244.54x = 1,920,372,298,370,739.25
  5. Step 5: Solve for x
    x = 1,920,372,298,370,739.25/45,465,244.54
  6. Step 6: Final answer
    x = 42,238,248.53

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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.