Home / 355,086,985,120.72-532,630,467,387.85-163,802,427,833.23

Finding the Fourth Proportional to 355,086,985,120.72, 532,630,467,387.85 and 163,802,427,833.23

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Solution

The fourth proportional to 355,086,985,120.72, 532,630,467,387.85 and 163,802,427,833.23 is: 245,703,637,001.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,086,985,120.72 : 532,630,467,387.85 = 163,802,427,833.23 : x
  2. Step 2: Convert to fraction form
    355,086,985,120.72/532,630,467,387.85 = 163,802,427,833.23/x
  3. Step 3: Cross multiply
    355,086,985,120.72x = 532,630,467,387.85 × 163,802,427,833.23
  4. Step 4: Simplify right side
    355,086,985,120.72x = 87,246,163,696,077,869,416,448
  5. Step 5: Solve for x
    x = 87,246,163,696,077,869,416,448/355,086,985,120.72
  6. Step 6: Final answer
    x = 245,703,637,001.56

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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.