Home / 1,438,522,318.32-2,156,909,697.72-564,076,087.44

Finding the Fourth Proportional to 1,438,522,318.32, 2,156,909,697.72 and 564,076,087.44

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Solution

The fourth proportional to 1,438,522,318.32, 2,156,909,697.72 and 564,076,087.44 is: 845,771,502.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,522,318.32 : 2,156,909,697.72 = 564,076,087.44 : x
  2. Step 2: Convert to fraction form
    1,438,522,318.32/2,156,909,697.72 = 564,076,087.44/x
  3. Step 3: Cross multiply
    1,438,522,318.32x = 2,156,909,697.72 × 564,076,087.44
  4. Step 4: Simplify right side
    1,438,522,318.32x = 1,216,661,183,251,290,624
  5. Step 5: Solve for x
    x = 1,216,661,183,251,290,624/1,438,522,318.32
  6. Step 6: Final answer
    x = 845,771,502.99

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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.