Home / 40,240,756,837.10-55,530,627,646.20-21,929,425,674.14

Finding the Fourth Proportional to 40,240,756,837.10, 55,530,627,646.20 and 21,929,425,674.14

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Solution

The fourth proportional to 40,240,756,837.10, 55,530,627,646.20 and 21,929,425,674.14 is: 30,261,726,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,240,756,837.10 : 55,530,627,646.20 = 21,929,425,674.14 : x
  2. Step 2: Convert to fraction form
    40,240,756,837.10/55,530,627,646.20 = 21,929,425,674.14/x
  3. Step 3: Cross multiply
    40,240,756,837.10x = 55,530,627,646.20 × 21,929,425,674.14
  4. Step 4: Simplify right side
    40,240,756,837.10x = 1,217,754,771,605,686,583,296
  5. Step 5: Solve for x
    x = 1,217,754,771,605,686,583,296/40,240,756,837.10
  6. Step 6: Final answer
    x = 30,261,726,352.10

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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.