Home / 124,416,657.40-186,624,986.10-56,261,572.60

Finding the Fourth Proportional to 124,416,657.40, 186,624,986.10 and 56,261,572.60

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Solution

The fourth proportional to 124,416,657.40, 186,624,986.10 and 56,261,572.60 is: 84,392,358.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,657.40 : 186,624,986.10 = 56,261,572.60 : x
  2. Step 2: Convert to fraction form
    124,416,657.40/186,624,986.10 = 56,261,572.60/x
  3. Step 3: Cross multiply
    124,416,657.40x = 186,624,986.10 × 56,261,572.60
  4. Step 4: Simplify right side
    124,416,657.40x = 10,499,815,204,439,140
  5. Step 5: Solve for x
    x = 10,499,815,204,439,140/124,416,657.40
  6. Step 6: Final answer
    x = 84,392,358.90

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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.