Home / 131,762,329.83-181,832,032.10-73,028,786.76

Finding the Fourth Proportional to 131,762,329.83, 181,832,032.10 and 73,028,786.76

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Solution

The fourth proportional to 131,762,329.83, 181,832,032.10 and 73,028,786.76 is: 100,779,735.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,762,329.83 : 181,832,032.10 = 73,028,786.76 : x
  2. Step 2: Convert to fraction form
    131,762,329.83/181,832,032.10 = 73,028,786.76/x
  3. Step 3: Cross multiply
    131,762,329.83x = 181,832,032.10 × 73,028,786.76
  4. Step 4: Simplify right side
    131,762,329.83x = 13,278,972,698,550,948
  5. Step 5: Solve for x
    x = 13,278,972,698,550,948/131,762,329.83
  6. Step 6: Final answer
    x = 100,779,735.12

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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.