Home / 79,850,633.60-119,552,001.60-77,611,145.60

Finding the Fourth Proportional to 79,850,633.60, 119,552,001.60 and 77,611,145.60

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Solution

The fourth proportional to 79,850,633.60, 119,552,001.60 and 77,611,145.60 is: 116,199,050.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,850,633.60 : 119,552,001.60 = 77,611,145.60 : x
  2. Step 2: Convert to fraction form
    79,850,633.60/119,552,001.60 = 77,611,145.60/x
  3. Step 3: Cross multiply
    79,850,633.60x = 119,552,001.60 × 77,611,145.60
  4. Step 4: Simplify right side
    79,850,633.60x = 9,278,567,802,949,032
  5. Step 5: Solve for x
    x = 9,278,567,802,949,032/79,850,633.60
  6. Step 6: Final answer
    x = 116,199,050.46

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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.