Home / 112,091,086.46-154,666,542.36-65,037,372.98

Finding the Fourth Proportional to 112,091,086.46, 154,666,542.36 and 65,037,372.98

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Solution

The fourth proportional to 112,091,086.46, 154,666,542.36 and 65,037,372.98 is: 89,740,459.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,091,086.46 : 154,666,542.36 = 65,037,372.98 : x
  2. Step 2: Convert to fraction form
    112,091,086.46/154,666,542.36 = 65,037,372.98/x
  3. Step 3: Cross multiply
    112,091,086.46x = 154,666,542.36 × 65,037,372.98
  4. Step 4: Simplify right side
    112,091,086.46x = 10,059,105,602,220,958
  5. Step 5: Solve for x
    x = 10,059,105,602,220,958/112,091,086.46
  6. Step 6: Final answer
    x = 89,740,459.48

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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.