Home / 2,945,326,287.60-4,417,172,008.52-817,683,200.78

Finding the Fourth Proportional to 2,945,326,287.60, 4,417,172,008.52 and 817,683,200.78

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Solution

The fourth proportional to 2,945,326,287.60, 4,417,172,008.52 and 817,683,200.78 is: 1,226,297,867.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,326,287.60 : 4,417,172,008.52 = 817,683,200.78 : x
  2. Step 2: Convert to fraction form
    2,945,326,287.60/4,417,172,008.52 = 817,683,200.78/x
  3. Step 3: Cross multiply
    2,945,326,287.60x = 4,417,172,008.52 × 817,683,200.78
  4. Step 4: Simplify right side
    2,945,326,287.60x = 3,611,847,346,296,281,088
  5. Step 5: Solve for x
    x = 3,611,847,346,296,281,088/2,945,326,287.60
  6. Step 6: Final answer
    x = 1,226,297,867.74

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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.