Home / 1,174,233,764.48-1,620,346,755.56-691,349,495.30

Finding the Fourth Proportional to 1,174,233,764.48, 1,620,346,755.56 and 691,349,495.30

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Solution

The fourth proportional to 1,174,233,764.48, 1,620,346,755.56 and 691,349,495.30 is: 954,005,876.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,233,764.48 : 1,620,346,755.56 = 691,349,495.30 : x
  2. Step 2: Convert to fraction form
    1,174,233,764.48/1,620,346,755.56 = 691,349,495.30/x
  3. Step 3: Cross multiply
    1,174,233,764.48x = 1,620,346,755.56 × 691,349,495.30
  4. Step 4: Simplify right side
    1,174,233,764.48x = 1,120,225,911,655,840,000
  5. Step 5: Solve for x
    x = 1,120,225,911,655,840,000/1,174,233,764.48
  6. Step 6: Final answer
    x = 954,005,876.46

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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.