Home / 130,941,351.04-196,419,899.52-40,065,727.36

Finding the Fourth Proportional to 130,941,351.04, 196,419,899.52 and 40,065,727.36

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Solution

The fourth proportional to 130,941,351.04, 196,419,899.52 and 40,065,727.36 is: 60,101,000.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,941,351.04 : 196,419,899.52 = 40,065,727.36 : x
  2. Step 2: Convert to fraction form
    130,941,351.04/196,419,899.52 = 40,065,727.36/x
  3. Step 3: Cross multiply
    130,941,351.04x = 196,419,899.52 × 40,065,727.36
  4. Step 4: Simplify right side
    130,941,351.04x = 7,869,706,142,246,915
  5. Step 5: Solve for x
    x = 7,869,706,142,246,915/130,941,351.04
  6. Step 6: Final answer
    x = 60,101,000.03

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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.