Home / 3,830,881,331.39-5,286,613,898.99-2,070,748,739.39

Finding the Fourth Proportional to 3,830,881,331.39, 5,286,613,898.99 and 2,070,748,739.39

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Solution

The fourth proportional to 3,830,881,331.39, 5,286,613,898.99 and 2,070,748,739.39 is: 2,857,631,996.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,881,331.39 : 5,286,613,898.99 = 2,070,748,739.39 : x
  2. Step 2: Convert to fraction form
    3,830,881,331.39/5,286,613,898.99 = 2,070,748,739.39/x
  3. Step 3: Cross multiply
    3,830,881,331.39x = 5,286,613,898.99 × 2,070,748,739.39
  4. Step 4: Simplify right side
    3,830,881,331.39x = 10,947,249,066,978,056,192
  5. Step 5: Solve for x
    x = 10,947,249,066,978,056,192/3,830,881,331.39
  6. Step 6: Final answer
    x = 2,857,631,996.39

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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.