Home / 824,989,873.52-1,141,483,912.86-719,363,545.14

Finding the Fourth Proportional to 824,989,873.52, 1,141,483,912.86 and 719,363,545.14

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Solution

The fourth proportional to 824,989,873.52, 1,141,483,912.86 and 719,363,545.14 is: 995,335,749.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,989,873.52 : 1,141,483,912.86 = 719,363,545.14 : x
  2. Step 2: Convert to fraction form
    824,989,873.52/1,141,483,912.86 = 719,363,545.14/x
  3. Step 3: Cross multiply
    824,989,873.52x = 1,141,483,912.86 × 719,363,545.14
  4. Step 4: Simplify right side
    824,989,873.52x = 821,141,914,275,248,384
  5. Step 5: Solve for x
    x = 821,141,914,275,248,384/824,989,873.52
  6. Step 6: Final answer
    x = 995,335,749.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.