Home / 130,929,200.96-196,386,682.75-40,052,789.96

Finding the Fourth Proportional to 130,929,200.96, 196,386,682.75 and 40,052,789.96

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Solution

The fourth proportional to 130,929,200.96, 196,386,682.75 and 40,052,789.96 is: 60,077,007.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,929,200.96 : 196,386,682.75 = 40,052,789.96 : x
  2. Step 2: Convert to fraction form
    130,929,200.96/196,386,682.75 = 40,052,789.96/x
  3. Step 3: Cross multiply
    130,929,200.96x = 196,386,682.75 × 40,052,789.96
  4. Step 4: Simplify right side
    130,929,200.96x = 7,865,834,554,044,840
  5. Step 5: Solve for x
    x = 7,865,834,554,044,840/130,929,200.96
  6. Step 6: Final answer
    x = 60,077,007.24

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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.