Home / 514,945,916.46-772,346,149.65-165,146,530.23

Finding the Fourth Proportional to 514,945,916.46, 772,346,149.65 and 165,146,530.23

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Solution

The fourth proportional to 514,945,916.46, 772,346,149.65 and 165,146,530.23 is: 247,696,471.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,945,916.46 : 772,346,149.65 = 165,146,530.23 : x
  2. Step 2: Convert to fraction form
    514,945,916.46/772,346,149.65 = 165,146,530.23/x
  3. Step 3: Cross multiply
    514,945,916.46x = 772,346,149.65 × 165,146,530.23
  4. Step 4: Simplify right side
    514,945,916.46x = 127,550,286,751,197,824
  5. Step 5: Solve for x
    x = 127,550,286,751,197,824/514,945,916.46
  6. Step 6: Final answer
    x = 247,696,471.95

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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.