Home / 1,174,233,766.48-1,620,346,758.32-691,349,497.30

Finding the Fourth Proportional to 1,174,233,766.48, 1,620,346,758.32 and 691,349,497.30

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Solution

The fourth proportional to 1,174,233,766.48, 1,620,346,758.32 and 691,349,497.30 is: 954,005,879.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,233,766.48 : 1,620,346,758.32 = 691,349,497.30 : x
  2. Step 2: Convert to fraction form
    1,174,233,766.48/1,620,346,758.32 = 691,349,497.30/x
  3. Step 3: Cross multiply
    1,174,233,766.48x = 1,620,346,758.32 × 691,349,497.30
  4. Step 4: Simplify right side
    1,174,233,766.48x = 1,120,225,916,816,216,448
  5. Step 5: Solve for x
    x = 1,120,225,916,816,216,448/1,174,233,766.48
  6. Step 6: Final answer
    x = 954,005,879.23

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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.