Home / 143,074,838.70-214,628,004.45-46,014,029.10

Finding the Fourth Proportional to 143,074,838.70, 214,628,004.45 and 46,014,029.10

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Solution

The fourth proportional to 143,074,838.70, 214,628,004.45 and 46,014,029.10 is: 69,026,107.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,074,838.70 : 214,628,004.45 = 46,014,029.10 : x
  2. Step 2: Convert to fraction form
    143,074,838.70/214,628,004.45 = 46,014,029.10/x
  3. Step 3: Cross multiply
    143,074,838.70x = 214,628,004.45 × 46,014,029.10
  4. Step 4: Simplify right side
    143,074,838.70x = 9,875,899,242,437,230
  5. Step 5: Solve for x
    x = 9,875,899,242,437,230/143,074,838.70
  6. Step 6: Final answer
    x = 69,026,107.82

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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.