Home / 219,756,471,673.50-303,272,115,337.56-131,779,028,232.35

Finding the Fourth Proportional to 219,756,471,673.50, 303,272,115,337.56 and 131,779,028,232.35

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Solution

The fourth proportional to 219,756,471,673.50, 303,272,115,337.56 and 131,779,028,232.35 is: 181,859,966,829.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,756,471,673.50 : 303,272,115,337.56 = 131,779,028,232.35 : x
  2. Step 2: Convert to fraction form
    219,756,471,673.50/303,272,115,337.56 = 131,779,028,232.35/x
  3. Step 3: Cross multiply
    219,756,471,673.50x = 303,272,115,337.56 × 131,779,028,232.35
  4. Step 4: Simplify right side
    219,756,471,673.50x = 39,964,904,649,152,826,179,584
  5. Step 5: Solve for x
    x = 39,964,904,649,152,826,179,584/219,756,471,673.50
  6. Step 6: Final answer
    x = 181,859,966,829.69

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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.