Home / 992,209,344.83-1,488,314,016.77-370,473,131.16

Finding the Fourth Proportional to 992,209,344.83, 1,488,314,016.77 and 370,473,131.16

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Solution

The fourth proportional to 992,209,344.83, 1,488,314,016.77 and 370,473,131.16 is: 555,709,696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,209,344.83 : 1,488,314,016.77 = 370,473,131.16 : x
  2. Step 2: Convert to fraction form
    992,209,344.83/1,488,314,016.77 = 370,473,131.16/x
  3. Step 3: Cross multiply
    992,209,344.83x = 1,488,314,016.77 × 370,473,131.16
  4. Step 4: Simplify right side
    992,209,344.83x = 551,380,353,942,321,024
  5. Step 5: Solve for x
    x = 551,380,353,942,321,024/992,209,344.83
  6. Step 6: Final answer
    x = 555,709,696.56

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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.