Home / 591,034,526.82-815,588,780.28-340,098,417.36

Finding the Fourth Proportional to 591,034,526.82, 815,588,780.28 and 340,098,417.36

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Solution

The fourth proportional to 591,034,526.82, 815,588,780.28 and 340,098,417.36 is: 469,313,450.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,034,526.82 : 815,588,780.28 = 340,098,417.36 : x
  2. Step 2: Convert to fraction form
    591,034,526.82/815,588,780.28 = 340,098,417.36/x
  3. Step 3: Cross multiply
    591,034,526.82x = 815,588,780.28 × 340,098,417.36
  4. Step 4: Simplify right side
    591,034,526.82x = 277,380,453,389,800,768
  5. Step 5: Solve for x
    x = 277,380,453,389,800,768/591,034,526.82
  6. Step 6: Final answer
    x = 469,313,450.91

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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.