Home / 744,237,740.45-1,116,387,430.62-219,606,824.70

Finding the Fourth Proportional to 744,237,740.45, 1,116,387,430.62 and 219,606,824.70

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Solution

The fourth proportional to 744,237,740.45, 1,116,387,430.62 and 219,606,824.70 is: 329,419,331.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,237,740.45 : 1,116,387,430.62 = 219,606,824.70 : x
  2. Step 2: Convert to fraction form
    744,237,740.45/1,116,387,430.62 = 219,606,824.70/x
  3. Step 3: Cross multiply
    744,237,740.45x = 1,116,387,430.62 × 219,606,824.70
  4. Step 4: Simplify right side
    744,237,740.45x = 245,166,298,773,867,008
  5. Step 5: Solve for x
    x = 245,166,298,773,867,008/744,237,740.45
  6. Step 6: Final answer
    x = 329,419,331.28

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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.