Home / 38,488,735,020.32-53,114,568,735.35-21,342,796,206.20

Finding the Fourth Proportional to 38,488,735,020.32, 53,114,568,735.35 and 21,342,796,206.20

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Solution

The fourth proportional to 38,488,735,020.32, 53,114,568,735.35 and 21,342,796,206.20 is: 29,453,122,205.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,488,735,020.32 : 53,114,568,735.35 = 21,342,796,206.20 : x
  2. Step 2: Convert to fraction form
    38,488,735,020.32/53,114,568,735.35 = 21,342,796,206.20/x
  3. Step 3: Cross multiply
    38,488,735,020.32x = 53,114,568,735.35 × 21,342,796,206.20
  4. Step 4: Simplify right side
    38,488,735,020.32x = 1,133,613,416,098,777,137,152
  5. Step 5: Solve for x
    x = 1,133,613,416,098,777,137,152/38,488,735,020.32
  6. Step 6: Final answer
    x = 29,453,122,205.77

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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.