Home / 324,516,809.70-447,833,591.10-175,837,813.47

Finding the Fourth Proportional to 324,516,809.70, 447,833,591.10 and 175,837,813.47

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Solution

The fourth proportional to 324,516,809.70, 447,833,591.10 and 175,837,813.47 is: 242,656,395.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,516,809.70 : 447,833,591.10 = 175,837,813.47 : x
  2. Step 2: Convert to fraction form
    324,516,809.70/447,833,591.10 = 175,837,813.47/x
  3. Step 3: Cross multiply
    324,516,809.70x = 447,833,591.10 × 175,837,813.47
  4. Step 4: Simplify right side
    324,516,809.70x = 78,746,079,457,442,048
  5. Step 5: Solve for x
    x = 78,746,079,457,442,048/324,516,809.70
  6. Step 6: Final answer
    x = 242,656,395.92

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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.