Home / 99,188,582.87-148,784,399.84-37,781,165.81

Finding the Fourth Proportional to 99,188,582.87, 148,784,399.84 and 37,781,165.81

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Solution

The fourth proportional to 99,188,582.87, 148,784,399.84 and 37,781,165.81 is: 56,672,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,188,582.87 : 148,784,399.84 = 37,781,165.81 : x
  2. Step 2: Convert to fraction form
    99,188,582.87/148,784,399.84 = 37,781,165.81/x
  3. Step 3: Cross multiply
    99,188,582.87x = 148,784,399.84 × 37,781,165.81
  4. Step 4: Simplify right side
    99,188,582.87x = 5,621,248,080,762,791
  5. Step 5: Solve for x
    x = 5,621,248,080,762,791/99,188,582.87
  6. Step 6: Final answer
    x = 56,672,329.80

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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.