Home / 1,147,968,670.83-1,584,246,933.92-646,209,831.66

Finding the Fourth Proportional to 1,147,968,670.83, 1,584,246,933.92 and 646,209,831.66

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Solution

The fourth proportional to 1,147,968,670.83, 1,584,246,933.92 and 646,209,831.66 is: 891,797,808.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,968,670.83 : 1,584,246,933.92 = 646,209,831.66 : x
  2. Step 2: Convert to fraction form
    1,147,968,670.83/1,584,246,933.92 = 646,209,831.66/x
  3. Step 3: Cross multiply
    1,147,968,670.83x = 1,584,246,933.92 × 646,209,831.66
  4. Step 4: Simplify right side
    1,147,968,670.83x = 1,023,755,944,471,988,864
  5. Step 5: Solve for x
    x = 1,023,755,944,471,988,864/1,147,968,670.83
  6. Step 6: Final answer
    x = 891,797,808.15

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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.