Home / 99,941,573.28-137,919,741.48-58,135,669.68

Finding the Fourth Proportional to 99,941,573.28, 137,919,741.48 and 58,135,669.68

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Solution

The fourth proportional to 99,941,573.28, 137,919,741.48 and 58,135,669.68 is: 80,227,439.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,941,573.28 : 137,919,741.48 = 58,135,669.68 : x
  2. Step 2: Convert to fraction form
    99,941,573.28/137,919,741.48 = 58,135,669.68/x
  3. Step 3: Cross multiply
    99,941,573.28x = 137,919,741.48 × 58,135,669.68
  4. Step 4: Simplify right side
    99,941,573.28x = 8,018,056,533,032,274
  5. Step 5: Solve for x
    x = 8,018,056,533,032,274/99,941,573.28
  6. Step 6: Final answer
    x = 80,227,439.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.