Home / 115,003,185.48-172,404,001.26-43,249,989.96

Finding the Fourth Proportional to 115,003,185.48, 172,404,001.26 and 43,249,989.96

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Solution

The fourth proportional to 115,003,185.48, 172,404,001.26 and 43,249,989.96 is: 64,837,085.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,003,185.48 : 172,404,001.26 = 43,249,989.96 : x
  2. Step 2: Convert to fraction form
    115,003,185.48/172,404,001.26 = 43,249,989.96/x
  3. Step 3: Cross multiply
    115,003,185.48x = 172,404,001.26 × 43,249,989.96
  4. Step 4: Simplify right side
    115,003,185.48x = 7,456,471,323,558,827
  5. Step 5: Solve for x
    x = 7,456,471,323,558,827/115,003,185.48
  6. Step 6: Final answer
    x = 64,837,085.10

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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.