Home / 305,312,253.66-456,812,741.25-180,881,712.54

Finding the Fourth Proportional to 305,312,253.66, 456,812,741.25 and 180,881,712.54

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Solution

The fourth proportional to 305,312,253.66, 456,812,741.25 and 180,881,712.54 is: 270,637,912.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,312,253.66 : 456,812,741.25 = 180,881,712.54 : x
  2. Step 2: Convert to fraction form
    305,312,253.66/456,812,741.25 = 180,881,712.54/x
  3. Step 3: Cross multiply
    305,312,253.66x = 456,812,741.25 × 180,881,712.54
  4. Step 4: Simplify right side
    305,312,253.66x = 82,629,070,947,391,904
  5. Step 5: Solve for x
    x = 82,629,070,947,391,904/305,312,253.66
  6. Step 6: Final answer
    x = 270,637,912.36

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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.