Home / 132,950,826.80-199,444,902.60-42,064,938.80

Finding the Fourth Proportional to 132,950,826.80, 199,444,902.60 and 42,064,938.80

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Solution

The fourth proportional to 132,950,826.80, 199,444,902.60 and 42,064,938.80 is: 63,103,312.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,950,826.80 : 199,444,902.60 = 42,064,938.80 : x
  2. Step 2: Convert to fraction form
    132,950,826.80/199,444,902.60 = 42,064,938.80/x
  3. Step 3: Cross multiply
    132,950,826.80x = 199,444,902.60 × 42,064,938.80
  4. Step 4: Simplify right side
    132,950,826.80x = 8,389,637,621,840,960
  5. Step 5: Solve for x
    x = 8,389,637,621,840,960/132,950,826.80
  6. Step 6: Final answer
    x = 63,103,312.88

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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.