Home / 70,849,647.06-106,280,560.17-19,731,665.94

Finding the Fourth Proportional to 70,849,647.06, 106,280,560.17 and 19,731,665.94

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Solution

The fourth proportional to 70,849,647.06, 106,280,560.17 and 19,731,665.94 is: 29,599,194.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,849,647.06 : 106,280,560.17 = 19,731,665.94 : x
  2. Step 2: Convert to fraction form
    70,849,647.06/106,280,560.17 = 19,731,665.94/x
  3. Step 3: Cross multiply
    70,849,647.06x = 106,280,560.17 × 19,731,665.94
  4. Step 4: Simplify right side
    70,849,647.06x = 2,097,092,509,190,509.75
  5. Step 5: Solve for x
    x = 2,097,092,509,190,509.75/70,849,647.06
  6. Step 6: Final answer
    x = 29,599,194.86

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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.