Home / 10,382,456,552.19-15,573,685,008.69-2,521,815,899.64

Finding the Fourth Proportional to 10,382,456,552.19, 15,573,685,008.69 and 2,521,815,899.64

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Solution

The fourth proportional to 10,382,456,552.19, 15,573,685,008.69 and 2,521,815,899.64 is: 3,782,723,893.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382,456,552.19 : 15,573,685,008.69 = 2,521,815,899.64 : x
  2. Step 2: Convert to fraction form
    10,382,456,552.19/15,573,685,008.69 = 2,521,815,899.64/x
  3. Step 3: Cross multiply
    10,382,456,552.19x = 15,573,685,008.69 × 2,521,815,899.64
  4. Step 4: Simplify right side
    10,382,456,552.19x = 39,273,966,470,899,556,352
  5. Step 5: Solve for x
    x = 39,273,966,470,899,556,352/10,382,456,552.19
  6. Step 6: Final answer
    x = 3,782,723,893.28

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.