Home / 70,808,506.64-106,231,660.80-25,374,893.84

Finding the Fourth Proportional to 70,808,506.64, 106,231,660.80 and 25,374,893.84

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Solution

The fourth proportional to 70,808,506.64, 106,231,660.80 and 25,374,893.84 is: 38,069,114.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,808,506.64 : 106,231,660.80 = 25,374,893.84 : x
  2. Step 2: Convert to fraction form
    70,808,506.64/106,231,660.80 = 25,374,893.84/x
  3. Step 3: Cross multiply
    70,808,506.64x = 106,231,660.80 × 25,374,893.84
  4. Step 4: Simplify right side
    70,808,506.64x = 2,695,617,115,246,889.50
  5. Step 5: Solve for x
    x = 2,695,617,115,246,889.50/70,808,506.64
  6. Step 6: Final answer
    x = 38,069,114.05

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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.