Home / 43,102,633.40-64,685,442.90-30,348,049.40

Finding the Fourth Proportional to 43,102,633.40, 64,685,442.90 and 30,348,049.40

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Solution

The fourth proportional to 43,102,633.40, 64,685,442.90 and 30,348,049.40 is: 45,544,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,102,633.40 : 64,685,442.90 = 30,348,049.40 : x
  2. Step 2: Convert to fraction form
    43,102,633.40/64,685,442.90 = 30,348,049.40/x
  3. Step 3: Cross multiply
    43,102,633.40x = 64,685,442.90 × 30,348,049.40
  4. Step 4: Simplify right side
    43,102,633.40x = 1,963,077,016,590,079
  5. Step 5: Solve for x
    x = 1,963,077,016,590,079/43,102,633.40
  6. Step 6: Final answer
    x = 45,544,247.80

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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.