Home / 161,932,891.19-242,513,208.03-103,456,611.77

Finding the Fourth Proportional to 161,932,891.19, 242,513,208.03 and 103,456,611.77

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Solution

The fourth proportional to 161,932,891.19, 242,513,208.03 and 103,456,611.77 is: 154,938,225.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,932,891.19 : 242,513,208.03 = 103,456,611.77 : x
  2. Step 2: Convert to fraction form
    161,932,891.19/242,513,208.03 = 103,456,611.77/x
  3. Step 3: Cross multiply
    161,932,891.19x = 242,513,208.03 × 103,456,611.77
  4. Step 4: Simplify right side
    161,932,891.19x = 25,089,594,812,256,956
  5. Step 5: Solve for x
    x = 25,089,594,812,256,956/161,932,891.19
  6. Step 6: Final answer
    x = 154,938,225.51

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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.