Home / 654,816,200.90-982,224,301.35-448,191,940.10

Finding the Fourth Proportional to 654,816,200.90, 982,224,301.35 and 448,191,940.10

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Solution

The fourth proportional to 654,816,200.90, 982,224,301.35 and 448,191,940.10 is: 672,287,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,816,200.90 : 982,224,301.35 = 448,191,940.10 : x
  2. Step 2: Convert to fraction form
    654,816,200.90/982,224,301.35 = 448,191,940.10/x
  3. Step 3: Cross multiply
    654,816,200.90x = 982,224,301.35 × 448,191,940.10
  4. Step 4: Simplify right side
    654,816,200.90x = 440,225,015,235,423,552
  5. Step 5: Solve for x
    x = 440,225,015,235,423,552/654,816,200.90
  6. Step 6: Final answer
    x = 672,287,910.15

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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.