Home / 158,936,784.96-219,283,468.56-92,809,581.60

Finding the Fourth Proportional to 158,936,784.96, 219,283,468.56 and 92,809,581.60

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Solution

The fourth proportional to 158,936,784.96, 219,283,468.56 and 92,809,581.60 is: 128,048,437.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,936,784.96 : 219,283,468.56 = 92,809,581.60 : x
  2. Step 2: Convert to fraction form
    158,936,784.96/219,283,468.56 = 92,809,581.60/x
  3. Step 3: Cross multiply
    158,936,784.96x = 219,283,468.56 × 92,809,581.60
  4. Step 4: Simplify right side
    158,936,784.96x = 20,351,606,968,850,352
  5. Step 5: Solve for x
    x = 20,351,606,968,850,352/158,936,784.96
  6. Step 6: Final answer
    x = 128,048,437.46

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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.