Home / 219,756,471,668.25-303,272,115,330.32-131,779,028,227.10

Finding the Fourth Proportional to 219,756,471,668.25, 303,272,115,330.32 and 131,779,028,227.10

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Solution

The fourth proportional to 219,756,471,668.25, 303,272,115,330.32 and 131,779,028,227.10 is: 181,859,966,822.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,756,471,668.25 : 303,272,115,330.32 = 131,779,028,227.10 : x
  2. Step 2: Convert to fraction form
    219,756,471,668.25/303,272,115,330.32 = 131,779,028,227.10/x
  3. Step 3: Cross multiply
    219,756,471,668.25x = 303,272,115,330.32 × 131,779,028,227.10
  4. Step 4: Simplify right side
    219,756,471,668.25x = 39,964,904,646,606,564,884,480
  5. Step 5: Solve for x
    x = 39,964,904,646,606,564,884,480/219,756,471,668.25
  6. Step 6: Final answer
    x = 181,859,966,822.45

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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.