Home / 347,754,648.33-479,912,920.07-191,127,307.05

Finding the Fourth Proportional to 347,754,648.33, 479,912,920.07 and 191,127,307.05

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Solution

The fourth proportional to 347,754,648.33, 479,912,920.07 and 191,127,307.05 is: 263,762,007.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,754,648.33 : 479,912,920.07 = 191,127,307.05 : x
  2. Step 2: Convert to fraction form
    347,754,648.33/479,912,920.07 = 191,127,307.05/x
  3. Step 3: Cross multiply
    347,754,648.33x = 479,912,920.07 × 191,127,307.05
  4. Step 4: Simplify right side
    347,754,648.33x = 91,724,464,031,481,008
  5. Step 5: Solve for x
    x = 91,724,464,031,481,008/347,754,648.33
  6. Step 6: Final answer
    x = 263,762,007.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.