Home / 80,877,807.15-121,316,710.73-44,976,015.15

Finding the Fourth Proportional to 80,877,807.15, 121,316,710.73 and 44,976,015.15

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Solution

The fourth proportional to 80,877,807.15, 121,316,710.73 and 44,976,015.15 is: 67,464,022.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,877,807.15 : 121,316,710.73 = 44,976,015.15 : x
  2. Step 2: Convert to fraction form
    80,877,807.15/121,316,710.73 = 44,976,015.15/x
  3. Step 3: Cross multiply
    80,877,807.15x = 121,316,710.73 × 44,976,015.15
  4. Step 4: Simplify right side
    80,877,807.15x = 5,456,342,219,515,767
  5. Step 5: Solve for x
    x = 5,456,342,219,515,767/80,877,807.15
  6. Step 6: Final answer
    x = 67,464,022.73

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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.