Home / 179,285,991.31-247,408,135.95-99,896,950.90

Finding the Fourth Proportional to 179,285,991.31, 247,408,135.95 and 99,896,950.90

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Solution

The fourth proportional to 179,285,991.31, 247,408,135.95 and 99,896,950.90 is: 137,854,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,285,991.31 : 247,408,135.95 = 99,896,950.90 : x
  2. Step 2: Convert to fraction form
    179,285,991.31/247,408,135.95 = 99,896,950.90/x
  3. Step 3: Cross multiply
    179,285,991.31x = 247,408,135.95 × 99,896,950.90
  4. Step 4: Simplify right side
    179,285,991.31x = 24,715,318,409,257,676
  5. Step 5: Solve for x
    x = 24,715,318,409,257,676/179,285,991.31
  6. Step 6: Final answer
    x = 137,854,152.62

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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.