Home / 157,778,487.56-236,667,731.94-42,763,030.04

Finding the Fourth Proportional to 157,778,487.56, 236,667,731.94 and 42,763,030.04

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Solution

The fourth proportional to 157,778,487.56, 236,667,731.94 and 42,763,030.04 is: 64,144,545.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,778,487.56 : 236,667,731.94 = 42,763,030.04 : x
  2. Step 2: Convert to fraction form
    157,778,487.56/236,667,731.94 = 42,763,030.04/x
  3. Step 3: Cross multiply
    157,778,487.56x = 236,667,731.94 × 42,763,030.04
  4. Step 4: Simplify right side
    157,778,487.56x = 10,120,629,330,448,888
  5. Step 5: Solve for x
    x = 10,120,629,330,448,888/157,778,487.56
  6. Step 6: Final answer
    x = 64,144,545.22

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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.