Home / 119,054,809.43-164,290,084.07-66,134,947.13

Finding the Fourth Proportional to 119,054,809.43, 164,290,084.07 and 66,134,947.13

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Solution

The fourth proportional to 119,054,809.43, 164,290,084.07 and 66,134,947.13 is: 91,263,142.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,054,809.43 : 164,290,084.07 = 66,134,947.13 : x
  2. Step 2: Convert to fraction form
    119,054,809.43/164,290,084.07 = 66,134,947.13/x
  3. Step 3: Cross multiply
    119,054,809.43x = 164,290,084.07 × 66,134,947.13
  4. Step 4: Simplify right side
    119,054,809.43x = 10,865,316,022,800,580
  5. Step 5: Solve for x
    x = 10,865,316,022,800,580/119,054,809.43
  6. Step 6: Final answer
    x = 91,263,142.37

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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.