Home / 992,384,741.22-1,369,465,912.62-546,343,651.50

Finding the Fourth Proportional to 992,384,741.22, 1,369,465,912.62 and 546,343,651.50

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Solution

The fourth proportional to 992,384,741.22, 1,369,465,912.62 and 546,343,651.50 is: 753,940,459.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,384,741.22 : 1,369,465,912.62 = 546,343,651.50 : x
  2. Step 2: Convert to fraction form
    992,384,741.22/1,369,465,912.62 = 546,343,651.50/x
  3. Step 3: Cross multiply
    992,384,741.22x = 1,369,465,912.62 × 546,343,651.50
  4. Step 4: Simplify right side
    992,384,741.22x = 748,199,007,305,590,656
  5. Step 5: Solve for x
    x = 748,199,007,305,590,656/992,384,741.22
  6. Step 6: Final answer
    x = 753,940,459.01

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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.