Home / 179,158,125.65-247,222,451.43-99,767,188.01

Finding the Fourth Proportional to 179,158,125.65, 247,222,451.43 and 99,767,188.01

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Solution

The fourth proportional to 179,158,125.65, 247,222,451.43 and 99,767,188.01 is: 137,669,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,158,125.65 : 247,222,451.43 = 99,767,188.01 : x
  2. Step 2: Convert to fraction form
    179,158,125.65/247,222,451.43 = 99,767,188.01/x
  3. Step 3: Cross multiply
    179,158,125.65x = 247,222,451.43 × 99,767,188.01
  4. Step 4: Simplify right side
    179,158,125.65x = 24,664,688,792,727,960
  5. Step 5: Solve for x
    x = 24,664,688,792,727,960/179,158,125.65
  6. Step 6: Final answer
    x = 137,669,942.15

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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.