Home / 541,226,428,410.25-746,956,501,445.35-321,495,988,657.91

Finding the Fourth Proportional to 541,226,428,410.25, 746,956,501,445.35 and 321,495,988,657.91

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Solution

The fourth proportional to 541,226,428,410.25, 746,956,501,445.35 and 321,495,988,657.91 is: 443,702,499,196.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,226,428,410.25 : 746,956,501,445.35 = 321,495,988,657.91 : x
  2. Step 2: Convert to fraction form
    541,226,428,410.25/746,956,501,445.35 = 321,495,988,657.91/x
  3. Step 3: Cross multiply
    541,226,428,410.25x = 746,956,501,445.35 × 321,495,988,657.91
  4. Step 4: Simplify right side
    541,226,428,410.25x = 240,143,518,916,626,341,691,392
  5. Step 5: Solve for x
    x = 240,143,518,916,626,341,691,392/541,226,428,410.25
  6. Step 6: Final answer
    x = 443,702,499,196.14

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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.