Home / 141,921,840.11-212,884,466.03-55,700,852.27

Finding the Fourth Proportional to 141,921,840.11, 212,884,466.03 and 55,700,852.27

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Solution

The fourth proportional to 141,921,840.11, 212,884,466.03 and 55,700,852.27 is: 83,551,947.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,921,840.11 : 212,884,466.03 = 55,700,852.27 : x
  2. Step 2: Convert to fraction form
    141,921,840.11/212,884,466.03 = 55,700,852.27/x
  3. Step 3: Cross multiply
    141,921,840.11x = 212,884,466.03 × 55,700,852.27
  4. Step 4: Simplify right side
    141,921,840.11x = 11,857,846,191,571,938
  5. Step 5: Solve for x
    x = 11,857,846,191,571,938/141,921,840.11
  6. Step 6: Final answer
    x = 83,551,947.91

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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.