Home / 162,422,991.45-223,895,762.01-99,582,750.54

Finding the Fourth Proportional to 162,422,991.45, 223,895,762.01 and 99,582,750.54

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Solution

The fourth proportional to 162,422,991.45, 223,895,762.01 and 99,582,750.54 is: 137,272,165.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,422,991.45 : 223,895,762.01 = 99,582,750.54 : x
  2. Step 2: Convert to fraction form
    162,422,991.45/223,895,762.01 = 99,582,750.54/x
  3. Step 3: Cross multiply
    162,422,991.45x = 223,895,762.01 × 99,582,750.54
  4. Step 4: Simplify right side
    162,422,991.45x = 22,296,155,815,205,040
  5. Step 5: Solve for x
    x = 22,296,155,815,205,040/162,422,991.45
  6. Step 6: Final answer
    x = 137,272,165.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.