Home / 1,174,233,767.48-1,620,346,759.70-691,349,498.30

Finding the Fourth Proportional to 1,174,233,767.48, 1,620,346,759.70 and 691,349,498.30

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Solution

The fourth proportional to 1,174,233,767.48, 1,620,346,759.70 and 691,349,498.30 is: 954,005,880.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,233,767.48 : 1,620,346,759.70 = 691,349,498.30 : x
  2. Step 2: Convert to fraction form
    1,174,233,767.48/1,620,346,759.70 = 691,349,498.30/x
  3. Step 3: Cross multiply
    1,174,233,767.48x = 1,620,346,759.70 × 691,349,498.30
  4. Step 4: Simplify right side
    1,174,233,767.48x = 1,120,225,919,390,625,664
  5. Step 5: Solve for x
    x = 1,120,225,919,390,625,664/1,174,233,767.48
  6. Step 6: Final answer
    x = 954,005,880.61

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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.