Home / 721,224,003.55-1,081,477,774.32-229,873,337.95

Finding the Fourth Proportional to 721,224,003.55, 1,081,477,774.32 and 229,873,337.95

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Solution

The fourth proportional to 721,224,003.55, 1,081,477,774.32 and 229,873,337.95 is: 344,695,829.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,224,003.55 : 1,081,477,774.32 = 229,873,337.95 : x
  2. Step 2: Convert to fraction form
    721,224,003.55/1,081,477,774.32 = 229,873,337.95/x
  3. Step 3: Cross multiply
    721,224,003.55x = 1,081,477,774.32 × 229,873,337.95
  4. Step 4: Simplify right side
    721,224,003.55x = 248,602,905,901,675,168
  5. Step 5: Solve for x
    x = 248,602,905,901,675,168/721,224,003.55
  6. Step 6: Final answer
    x = 344,695,829.14

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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.