Home / 841,488,615.92-1,262,232,934.82-228,072,841.68

Finding the Fourth Proportional to 841,488,615.92, 1,262,232,934.82 and 228,072,841.68

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Solution

The fourth proportional to 841,488,615.92, 1,262,232,934.82 and 228,072,841.68 is: 342,109,265.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,488,615.92 : 1,262,232,934.82 = 228,072,841.68 : x
  2. Step 2: Convert to fraction form
    841,488,615.92/1,262,232,934.82 = 228,072,841.68/x
  3. Step 3: Cross multiply
    841,488,615.92x = 1,262,232,934.82 × 228,072,841.68
  4. Step 4: Simplify right side
    841,488,615.92x = 287,881,052,306,483,616
  5. Step 5: Solve for x
    x = 287,881,052,306,483,616/841,488,615.92
  6. Step 6: Final answer
    x = 342,109,265.49

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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.