Home / 71,139,671.34-98,172,811.98-38,544,623.34

Finding the Fourth Proportional to 71,139,671.34, 98,172,811.98 and 38,544,623.34

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Solution

The fourth proportional to 71,139,671.34, 98,172,811.98 and 38,544,623.34 is: 53,191,615.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,139,671.34 : 98,172,811.98 = 38,544,623.34 : x
  2. Step 2: Convert to fraction form
    71,139,671.34/98,172,811.98 = 38,544,623.34/x
  3. Step 3: Cross multiply
    71,139,671.34x = 98,172,811.98 × 38,544,623.34
  4. Step 4: Simplify right side
    71,139,671.34x = 3,784,034,059,997,740
  5. Step 5: Solve for x
    x = 3,784,034,059,997,740/71,139,671.34
  6. Step 6: Final answer
    x = 53,191,615.71

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