Home / 171,426,653.55-236,564,758.22-100,866,833.86

Finding the Fourth Proportional to 171,426,653.55, 236,564,758.22 and 100,866,833.86

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Solution

The fourth proportional to 171,426,653.55, 236,564,758.22 and 100,866,833.86 is: 139,193,863.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,426,653.55 : 236,564,758.22 = 100,866,833.86 : x
  2. Step 2: Convert to fraction form
    171,426,653.55/236,564,758.22 = 100,866,833.86/x
  3. Step 3: Cross multiply
    171,426,653.55x = 236,564,758.22 × 100,866,833.86
  4. Step 4: Simplify right side
    171,426,653.55x = 23,861,538,164,507,808
  5. Step 5: Solve for x
    x = 23,861,538,164,507,808/171,426,653.55
  6. Step 6: Final answer
    x = 139,193,863.21

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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.