Home / 104,551,118.78-156,806,010.99-99,366,222.92

Finding the Fourth Proportional to 104,551,118.78, 156,806,010.99 and 99,366,222.92

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Solution

The fourth proportional to 104,551,118.78, 156,806,010.99 and 99,366,222.92 is: 149,029,692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,551,118.78 : 156,806,010.99 = 99,366,222.92 : x
  2. Step 2: Convert to fraction form
    104,551,118.78/156,806,010.99 = 99,366,222.92/x
  3. Step 3: Cross multiply
    104,551,118.78x = 156,806,010.99 × 99,366,222.92
  4. Step 4: Simplify right side
    104,551,118.78x = 15,581,221,042,444,282
  5. Step 5: Solve for x
    x = 15,581,221,042,444,282/104,551,118.78
  6. Step 6: Final answer
    x = 149,029,692.13

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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.