Home / 262,197,579.60-393,296,369.40-91,996,491.60

Finding the Fourth Proportional to 262,197,579.60, 393,296,369.40 and 91,996,491.60

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Solution

The fourth proportional to 262,197,579.60, 393,296,369.40 and 91,996,491.60 is: 137,994,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,197,579.60 : 393,296,369.40 = 91,996,491.60 : x
  2. Step 2: Convert to fraction form
    262,197,579.60/393,296,369.40 = 91,996,491.60/x
  3. Step 3: Cross multiply
    262,197,579.60x = 393,296,369.40 × 91,996,491.60
  4. Step 4: Simplify right side
    262,197,579.60x = 36,181,886,143,817,592
  5. Step 5: Solve for x
    x = 36,181,886,143,817,592/262,197,579.60
  6. Step 6: Final answer
    x = 137,994,737.40

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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.