Home / 141,655,389.39-212,544,888.75-49,605,194.88

Finding the Fourth Proportional to 141,655,389.39, 212,544,888.75 and 49,605,194.88

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Solution

The fourth proportional to 141,655,389.39, 212,544,888.75 and 49,605,194.88 is: 74,429,435.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,655,389.39 : 212,544,888.75 = 49,605,194.88 : x
  2. Step 2: Convert to fraction form
    141,655,389.39/212,544,888.75 = 49,605,194.88/x
  3. Step 3: Cross multiply
    141,655,389.39x = 212,544,888.75 × 49,605,194.88
  4. Step 4: Simplify right side
    141,655,389.39x = 10,543,330,627,191,670
  5. Step 5: Solve for x
    x = 10,543,330,627,191,670/141,655,389.39
  6. Step 6: Final answer
    x = 74,429,435.21

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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.