Home / 149,796,015.80-224,694,023.70-42,090,639.80

Finding the Fourth Proportional to 149,796,015.80, 224,694,023.70 and 42,090,639.80

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Solution

The fourth proportional to 149,796,015.80, 224,694,023.70 and 42,090,639.80 is: 63,135,959.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,796,015.80 : 224,694,023.70 = 42,090,639.80 : x
  2. Step 2: Convert to fraction form
    149,796,015.80/224,694,023.70 = 42,090,639.80/x
  3. Step 3: Cross multiply
    149,796,015.80x = 224,694,023.70 × 42,090,639.80
  4. Step 4: Simplify right side
    149,796,015.80x = 9,457,515,216,769,362
  5. Step 5: Solve for x
    x = 9,457,515,216,769,362/149,796,015.80
  6. Step 6: Final answer
    x = 63,135,959.70

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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.