Home / 1,625,932,304.67-2,243,786,580.22-921,084,286.10

Finding the Fourth Proportional to 1,625,932,304.67, 2,243,786,580.22 and 921,084,286.10

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Solution

The fourth proportional to 1,625,932,304.67, 2,243,786,580.22 and 921,084,286.10 is: 1,271,096,314.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,932,304.67 : 2,243,786,580.22 = 921,084,286.10 : x
  2. Step 2: Convert to fraction form
    1,625,932,304.67/2,243,786,580.22 = 921,084,286.10/x
  3. Step 3: Cross multiply
    1,625,932,304.67x = 2,243,786,580.22 × 921,084,286.10
  4. Step 4: Simplify right side
    1,625,932,304.67x = 2,066,716,560,402,699,008
  5. Step 5: Solve for x
    x = 2,066,716,560,402,699,008/1,625,932,304.67
  6. Step 6: Final answer
    x = 1,271,096,314.69

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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.