Home / 35,587,409,044.55-49,107,378,478.34-21,117,010,424.71

Finding the Fourth Proportional to 35,587,409,044.55, 49,107,378,478.34 and 21,117,010,424.71

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Solution

The fourth proportional to 35,587,409,044.55, 49,107,378,478.34 and 21,117,010,424.71 is: 29,139,548,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,587,409,044.55 : 49,107,378,478.34 = 21,117,010,424.71 : x
  2. Step 2: Convert to fraction form
    35,587,409,044.55/49,107,378,478.34 = 21,117,010,424.71/x
  3. Step 3: Cross multiply
    35,587,409,044.55x = 49,107,378,478.34 × 21,117,010,424.71
  4. Step 4: Simplify right side
    35,587,409,044.55x = 1,037,001,023,257,285,099,520
  5. Step 5: Solve for x
    x = 1,037,001,023,257,285,099,520/35,587,409,044.55
  6. Step 6: Final answer
    x = 29,139,548,258.74

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Double scale
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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.