Home / 318,727,949,579.06-478,175,779,705.26-114,541,764,268.46

Finding the Fourth Proportional to 318,727,949,579.06, 478,175,779,705.26 and 114,541,764,268.46

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Solution

The fourth proportional to 318,727,949,579.06, 478,175,779,705.26 and 114,541,764,268.46 is: 171,842,781,626.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,727,949,579.06 : 478,175,779,705.26 = 114,541,764,268.46 : x
  2. Step 2: Convert to fraction form
    318,727,949,579.06/478,175,779,705.26 = 114,541,764,268.46/x
  3. Step 3: Cross multiply
    318,727,949,579.06x = 478,175,779,705.26 × 114,541,764,268.46
  4. Step 4: Simplify right side
    318,727,949,579.06x = 54,771,097,437,886,954,340,352
  5. Step 5: Solve for x
    x = 54,771,097,437,886,954,340,352/318,727,949,579.06
  6. Step 6: Final answer
    x = 171,842,781,626.85

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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.