Home / 105,150,182.08-145,112,822.42-63,347,406.70

Finding the Fourth Proportional to 105,150,182.08, 145,112,822.42 and 63,347,406.70

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Solution

The fourth proportional to 105,150,182.08, 145,112,822.42 and 63,347,406.70 is: 87,422,777.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,150,182.08 : 145,112,822.42 = 63,347,406.70 : x
  2. Step 2: Convert to fraction form
    105,150,182.08/145,112,822.42 = 63,347,406.70/x
  3. Step 3: Cross multiply
    105,150,182.08x = 145,112,822.42 × 63,347,406.70
  4. Step 4: Simplify right side
    105,150,182.08x = 9,192,520,979,224,618
  5. Step 5: Solve for x
    x = 9,192,520,979,224,618/105,150,182.08
  6. Step 6: Final answer
    x = 87,422,777.57

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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.