Home / 649,575,044.92-896,412,602.82-352,216,746.76

Finding the Fourth Proportional to 649,575,044.92, 896,412,602.82 and 352,216,746.76

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Solution

The fourth proportional to 649,575,044.92, 896,412,602.82 and 352,216,746.76 is: 486,058,590.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,575,044.92 : 896,412,602.82 = 352,216,746.76 : x
  2. Step 2: Convert to fraction form
    649,575,044.92/896,412,602.82 = 352,216,746.76/x
  3. Step 3: Cross multiply
    649,575,044.92x = 896,412,602.82 × 352,216,746.76
  4. Step 4: Simplify right side
    649,575,044.92x = 315,731,530,719,924,416
  5. Step 5: Solve for x
    x = 315,731,530,719,924,416/649,575,044.92
  6. Step 6: Final answer
    x = 486,058,590.44

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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.