Home / 124,416,671.40-186,625,007.10-56,261,586.60

Finding the Fourth Proportional to 124,416,671.40, 186,625,007.10 and 56,261,586.60

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Solution

The fourth proportional to 124,416,671.40, 186,625,007.10 and 56,261,586.60 is: 84,392,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,671.40 : 186,625,007.10 = 56,261,586.60 : x
  2. Step 2: Convert to fraction form
    124,416,671.40/186,625,007.10 = 56,261,586.60/x
  3. Step 3: Cross multiply
    124,416,671.40x = 186,625,007.10 × 56,261,586.60
  4. Step 4: Simplify right side
    124,416,671.40x = 10,499,818,998,682,264
  5. Step 5: Solve for x
    x = 10,499,818,998,682,264/124,416,671.40
  6. Step 6: Final answer
    x = 84,392,379.90

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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.