Home / 7,855,078,090.68-10,840,237,577.82-4,287,013,847.64

Finding the Fourth Proportional to 7,855,078,090.68, 10,840,237,577.82 and 4,287,013,847.64

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Solution

The fourth proportional to 7,855,078,090.68, 10,840,237,577.82 and 4,287,013,847.64 is: 5,916,204,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,855,078,090.68 : 10,840,237,577.82 = 4,287,013,847.64 : x
  2. Step 2: Convert to fraction form
    7,855,078,090.68/10,840,237,577.82 = 4,287,013,847.64/x
  3. Step 3: Cross multiply
    7,855,078,090.68x = 10,840,237,577.82 × 4,287,013,847.64
  4. Step 4: Simplify right side
    7,855,078,090.68x = 46,472,248,607,821,832,192
  5. Step 5: Solve for x
    x = 46,472,248,607,821,832,192/7,855,078,090.68
  6. Step 6: Final answer
    x = 5,916,204,533.09

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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.