Home / 2,116,521,727.00-3,174,577,445.07-642,674,491.25

Finding the Fourth Proportional to 2,116,521,727.00, 3,174,577,445.07 and 642,674,491.25

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Solution

The fourth proportional to 2,116,521,727.00, 3,174,577,445.07 and 642,674,491.25 is: 963,949,445.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,521,727.00 : 3,174,577,445.07 = 642,674,491.25 : x
  2. Step 2: Convert to fraction form
    2,116,521,727.00/3,174,577,445.07 = 642,674,491.25/x
  3. Step 3: Cross multiply
    2,116,521,727.00x = 3,174,577,445.07 × 642,674,491.25
  4. Step 4: Simplify right side
    2,116,521,727.00x = 2,040,219,944,428,214,272
  5. Step 5: Solve for x
    x = 2,040,219,944,428,214,272/2,116,521,727.00
  6. Step 6: Final answer
    x = 963,949,445.17

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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.