Home / 75,484,816.40-113,311,205.40-46,763,382.80

Finding the Fourth Proportional to 75,484,816.40, 113,311,205.40 and 46,763,382.80

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Solution

The fourth proportional to 75,484,816.40, 113,311,205.40 and 46,763,382.80 is: 70,197,100.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,484,816.40 : 113,311,205.40 = 46,763,382.80 : x
  2. Step 2: Convert to fraction form
    75,484,816.40/113,311,205.40 = 46,763,382.80/x
  3. Step 3: Cross multiply
    75,484,816.40x = 113,311,205.40 × 46,763,382.80
  4. Step 4: Simplify right side
    75,484,816.40x = 5,298,815,273,649,627
  5. Step 5: Solve for x
    x = 5,298,815,273,649,627/75,484,816.40
  6. Step 6: Final answer
    x = 70,197,100.91

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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.