Home / 76,496,928.69-105,552,836.88-43,001,946.09

Finding the Fourth Proportional to 76,496,928.69, 105,552,836.88 and 43,001,946.09

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Solution

The fourth proportional to 76,496,928.69, 105,552,836.88 and 43,001,946.09 is: 59,335,420.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,496,928.69 : 105,552,836.88 = 43,001,946.09 : x
  2. Step 2: Convert to fraction form
    76,496,928.69/105,552,836.88 = 43,001,946.09/x
  3. Step 3: Cross multiply
    76,496,928.69x = 105,552,836.88 × 43,001,946.09
  4. Step 4: Simplify right side
    76,496,928.69x = 4,538,977,400,999,067
  5. Step 5: Solve for x
    x = 4,538,977,400,999,067/76,496,928.69
  6. Step 6: Final answer
    x = 59,335,420.11

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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.