Home / 131,801,984.82-181,886,735.12-73,064,501.10

Finding the Fourth Proportional to 131,801,984.82, 181,886,735.12 and 73,064,501.10

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Solution

The fourth proportional to 131,801,984.82, 181,886,735.12 and 73,064,501.10 is: 100,829,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,801,984.82 : 181,886,735.12 = 73,064,501.10 : x
  2. Step 2: Convert to fraction form
    131,801,984.82/181,886,735.12 = 73,064,501.10/x
  3. Step 3: Cross multiply
    131,801,984.82x = 181,886,735.12 × 73,064,501.10
  4. Step 4: Simplify right side
    131,801,984.82x = 13,289,463,557,885,326
  5. Step 5: Solve for x
    x = 13,289,463,557,885,326/131,801,984.82
  6. Step 6: Final answer
    x = 100,829,009.34

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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.