Home / 161,235,742.10-241,813,754.54-69,109,033.10

Finding the Fourth Proportional to 161,235,742.10, 241,813,754.54 and 69,109,033.10

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Solution

The fourth proportional to 161,235,742.10, 241,813,754.54 and 69,109,033.10 is: 103,646,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,235,742.10 : 241,813,754.54 = 69,109,033.10 : x
  2. Step 2: Convert to fraction form
    161,235,742.10/241,813,754.54 = 69,109,033.10/x
  3. Step 3: Cross multiply
    161,235,742.10x = 241,813,754.54 × 69,109,033.10
  4. Step 4: Simplify right side
    161,235,742.10x = 16,711,514,766,540,134
  5. Step 5: Solve for x
    x = 16,711,514,766,540,134/161,235,742.10
  6. Step 6: Final answer
    x = 103,646,465.41

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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.