Home / 130,802,891.99-196,197,816.06-48,915,750.15

Finding the Fourth Proportional to 130,802,891.99, 196,197,816.06 and 48,915,750.15

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Solution

The fourth proportional to 130,802,891.99, 196,197,816.06 and 48,915,750.15 is: 73,371,186.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,802,891.99 : 196,197,816.06 = 48,915,750.15 : x
  2. Step 2: Convert to fraction form
    130,802,891.99/196,197,816.06 = 48,915,750.15/x
  3. Step 3: Cross multiply
    130,802,891.99x = 196,197,816.06 × 48,915,750.15
  4. Step 4: Simplify right side
    130,802,891.99x = 9,597,163,350,366,618
  5. Step 5: Solve for x
    x = 9,597,163,350,366,618/130,802,891.99
  6. Step 6: Final answer
    x = 73,371,186.25

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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.