Home / 2,116,727,816.42-3,174,411,977.55-698,306,099.60

Finding the Fourth Proportional to 2,116,727,816.42, 3,174,411,977.55 and 698,306,099.60

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Solution

The fourth proportional to 2,116,727,816.42, 3,174,411,977.55 and 698,306,099.60 is: 1,047,234,901.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,727,816.42 : 3,174,411,977.55 = 698,306,099.60 : x
  2. Step 2: Convert to fraction form
    2,116,727,816.42/3,174,411,977.55 = 698,306,099.60/x
  3. Step 3: Cross multiply
    2,116,727,816.42x = 3,174,411,977.55 × 698,306,099.60
  4. Step 4: Simplify right side
    2,116,727,816.42x = 2,216,711,246,566,463,488
  5. Step 5: Solve for x
    x = 2,216,711,246,566,463,488/2,116,727,816.42
  6. Step 6: Final answer
    x = 1,047,234,901.61

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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.