Home / 430,963,867,829.64-646,446,423,908.88-175,993,251,372.12

Finding the Fourth Proportional to 430,963,867,829.64, 646,446,423,908.88 and 175,993,251,372.12

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Solution

The fourth proportional to 430,963,867,829.64, 646,446,423,908.88 and 175,993,251,372.12 is: 263,990,131,132.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,963,867,829.64 : 646,446,423,908.88 = 175,993,251,372.12 : x
  2. Step 2: Convert to fraction form
    430,963,867,829.64/646,446,423,908.88 = 175,993,251,372.12/x
  3. Step 3: Cross multiply
    430,963,867,829.64x = 646,446,423,908.88 × 175,993,251,372.12
  4. Step 4: Simplify right side
    430,963,867,829.64x = 113,770,207,981,603,553,017,856
  5. Step 5: Solve for x
    x = 113,770,207,981,603,553,017,856/430,963,867,829.64
  6. Step 6: Final answer
    x = 263,990,131,132.24

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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.