Home / 72,603,014.40-108,771,811.20-59,066,553.60

Finding the Fourth Proportional to 72,603,014.40, 108,771,811.20 and 59,066,553.60

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Solution

The fourth proportional to 72,603,014.40, 108,771,811.20 and 59,066,553.60 is: 88,491,863.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,603,014.40 : 108,771,811.20 = 59,066,553.60 : x
  2. Step 2: Convert to fraction form
    72,603,014.40/108,771,811.20 = 59,066,553.60/x
  3. Step 3: Cross multiply
    72,603,014.40x = 108,771,811.20 × 59,066,553.60
  4. Step 4: Simplify right side
    72,603,014.40x = 6,424,776,016,413,881
  5. Step 5: Solve for x
    x = 6,424,776,016,413,881/72,603,014.40
  6. Step 6: Final answer
    x = 88,491,863.18

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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.