Home / 703,054,516.92-1,054,786,546.02-314,786,545.57

Finding the Fourth Proportional to 703,054,516.92, 1,054,786,546.02 and 314,786,545.57

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Solution

The fourth proportional to 703,054,516.92, 1,054,786,546.02 and 314,786,545.57 is: 472,271,502.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,054,516.92 : 1,054,786,546.02 = 314,786,545.57 : x
  2. Step 2: Convert to fraction form
    703,054,516.92/1,054,786,546.02 = 314,786,545.57/x
  3. Step 3: Cross multiply
    703,054,516.92x = 1,054,786,546.02 × 314,786,545.57
  4. Step 4: Simplify right side
    703,054,516.92x = 332,032,613,140,836,800
  5. Step 5: Solve for x
    x = 332,032,613,140,836,800/703,054,516.92
  6. Step 6: Final answer
    x = 472,271,502.64

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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.