Home / 115,106,638.29-172,687,091.36-37,383,280.53

Finding the Fourth Proportional to 115,106,638.29, 172,687,091.36 and 37,383,280.53

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Solution

The fourth proportional to 115,106,638.29, 172,687,091.36 and 37,383,280.53 is: 56,083,733.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,106,638.29 : 172,687,091.36 = 37,383,280.53 : x
  2. Step 2: Convert to fraction form
    115,106,638.29/172,687,091.36 = 37,383,280.53/x
  3. Step 3: Cross multiply
    115,106,638.29x = 172,687,091.36 × 37,383,280.53
  4. Step 4: Simplify right side
    115,106,638.29x = 6,455,609,980,033,703
  5. Step 5: Solve for x
    x = 6,455,609,980,033,703/115,106,638.29
  6. Step 6: Final answer
    x = 56,083,733.10

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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.