Home / 157,077,487.70-235,616,231.55-49,372,111.70

Finding the Fourth Proportional to 157,077,487.70, 235,616,231.55 and 49,372,111.70

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Solution

The fourth proportional to 157,077,487.70, 235,616,231.55 and 49,372,111.70 is: 74,058,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,077,487.70 : 235,616,231.55 = 49,372,111.70 : x
  2. Step 2: Convert to fraction form
    157,077,487.70/235,616,231.55 = 49,372,111.70/x
  3. Step 3: Cross multiply
    157,077,487.70x = 235,616,231.55 × 49,372,111.70
  4. Step 4: Simplify right side
    157,077,487.70x = 11,632,870,902,419,666
  5. Step 5: Solve for x
    x = 11,632,870,902,419,666/157,077,487.70
  6. Step 6: Final answer
    x = 74,058,167.55

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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.