Home / 147,883,485.19-221,845,404.91-61,601,713.79

Finding the Fourth Proportional to 147,883,485.19, 221,845,404.91 and 61,601,713.79

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Solution

The fourth proportional to 147,883,485.19, 221,845,404.91 and 61,601,713.79 is: 92,410,975.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,883,485.19 : 221,845,404.91 = 61,601,713.79 : x
  2. Step 2: Convert to fraction form
    147,883,485.19/221,845,404.91 = 61,601,713.79/x
  3. Step 3: Cross multiply
    147,883,485.19x = 221,845,404.91 × 61,601,713.79
  4. Step 4: Simplify right side
    147,883,485.19x = 13,666,057,137,744,444
  5. Step 5: Solve for x
    x = 13,666,057,137,744,444/147,883,485.19
  6. Step 6: Final answer
    x = 92,410,975.57

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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.