Home / 5,382,643,836,654.40-7,428,048,856,988-2,946,689,084,538.40

Finding the Fourth Proportional to 5,382,643,836,654.40, 7,428,048,856,988 and 2,946,689,084,538.40

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Solution

The fourth proportional to 5,382,643,836,654.40, 7,428,048,856,988 and 2,946,689,084,538.40 is: 4,066,431,135,058.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382,643,836,654.40 : 7,428,048,856,988 = 2,946,689,084,538.40 : x
  2. Step 2: Convert to fraction form
    5,382,643,836,654.40/7,428,048,856,988 = 2,946,689,084,538.40/x
  3. Step 3: Cross multiply
    5,382,643,836,654.40x = 7,428,048,856,988 × 2,946,689,084,538.40
  4. Step 4: Simplify right side
    5,382,643,836,654.40x = 21,888,150,486,304,477,388,210,176
  5. Step 5: Solve for x
    x = 21,888,150,486,304,477,388,210,176/5,382,643,836,654.40
  6. Step 6: Final answer
    x = 4,066,431,135,058.92

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Double scale
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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.