Home / 1,410,488,539.78-1,946,358,486.04-830,372,609.49

Finding the Fourth Proportional to 1,410,488,539.78, 1,946,358,486.04 and 830,372,609.49

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Solution

The fourth proportional to 1,410,488,539.78, 1,946,358,486.04 and 830,372,609.49 is: 1,145,846,087.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,488,539.78 : 1,946,358,486.04 = 830,372,609.49 : x
  2. Step 2: Convert to fraction form
    1,410,488,539.78/1,946,358,486.04 = 830,372,609.49/x
  3. Step 3: Cross multiply
    1,410,488,539.78x = 1,946,358,486.04 × 830,372,609.49
  4. Step 4: Simplify right side
    1,410,488,539.78x = 1,616,202,775,056,040,448
  5. Step 5: Solve for x
    x = 1,616,202,775,056,040,448/1,410,488,539.78
  6. Step 6: Final answer
    x = 1,145,846,087.70

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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.