Home / 141,422,543.33-212,071,960.48-71,349,648.62

Finding the Fourth Proportional to 141,422,543.33, 212,071,960.48 and 71,349,648.62

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Solution

The fourth proportional to 141,422,543.33, 212,071,960.48 and 71,349,648.62 is: 106,993,266.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,422,543.33 : 212,071,960.48 = 71,349,648.62 : x
  2. Step 2: Convert to fraction form
    141,422,543.33/212,071,960.48 = 71,349,648.62/x
  3. Step 3: Cross multiply
    141,422,543.33x = 212,071,960.48 × 71,349,648.62
  4. Step 4: Simplify right side
    141,422,543.33x = 15,131,259,862,402,526
  5. Step 5: Solve for x
    x = 15,131,259,862,402,526/141,422,543.33
  6. Step 6: Final answer
    x = 106,993,266.46

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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.