Home / 111,143,167.76-166,699,617.24-29,255,188.40

Finding the Fourth Proportional to 111,143,167.76, 166,699,617.24 and 29,255,188.40

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Solution

The fourth proportional to 111,143,167.76, 166,699,617.24 and 29,255,188.40 is: 43,878,798.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,143,167.76 : 166,699,617.24 = 29,255,188.40 : x
  2. Step 2: Convert to fraction form
    111,143,167.76/166,699,617.24 = 29,255,188.40/x
  3. Step 3: Cross multiply
    111,143,167.76x = 166,699,617.24 × 29,255,188.40
  4. Step 4: Simplify right side
    111,143,167.76x = 4,876,828,708,564,088
  5. Step 5: Solve for x
    x = 4,876,828,708,564,088/111,143,167.76
  6. Step 6: Final answer
    x = 43,878,798.91

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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.