Home / 353,930,006.70-530,895,010.05-225,108,708.30

Finding the Fourth Proportional to 353,930,006.70, 530,895,010.05 and 225,108,708.30

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Solution

The fourth proportional to 353,930,006.70, 530,895,010.05 and 225,108,708.30 is: 337,663,062.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,930,006.70 : 530,895,010.05 = 225,108,708.30 : x
  2. Step 2: Convert to fraction form
    353,930,006.70/530,895,010.05 = 225,108,708.30/x
  3. Step 3: Cross multiply
    353,930,006.70x = 530,895,010.05 × 225,108,708.30
  4. Step 4: Simplify right side
    353,930,006.70x = 119,509,089,955,271,024
  5. Step 5: Solve for x
    x = 119,509,089,955,271,024/353,930,006.70
  6. Step 6: Final answer
    x = 337,663,062.45

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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.