Home / 418,751,321.20-577,881,099.56-230,597,111.93

Finding the Fourth Proportional to 418,751,321.20, 577,881,099.56 and 230,597,111.93

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Solution

The fourth proportional to 418,751,321.20, 577,881,099.56 and 230,597,111.93 is: 318,226,369.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,751,321.20 : 577,881,099.56 = 230,597,111.93 : x
  2. Step 2: Convert to fraction form
    418,751,321.20/577,881,099.56 = 230,597,111.93/x
  3. Step 3: Cross multiply
    418,751,321.20x = 577,881,099.56 × 230,597,111.93
  4. Step 4: Simplify right side
    418,751,321.20x = 133,257,712,595,155,888
  5. Step 5: Solve for x
    x = 133,257,712,595,155,888/418,751,321.20
  6. Step 6: Final answer
    x = 318,226,369.33

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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.