Home / 171,426,650.55-236,564,754.08-100,866,830.86

Finding the Fourth Proportional to 171,426,650.55, 236,564,754.08 and 100,866,830.86

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Solution

The fourth proportional to 171,426,650.55, 236,564,754.08 and 100,866,830.86 is: 139,193,859.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,426,650.55 : 236,564,754.08 = 100,866,830.86 : x
  2. Step 2: Convert to fraction form
    171,426,650.55/236,564,754.08 = 100,866,830.86/x
  3. Step 3: Cross multiply
    171,426,650.55x = 236,564,754.08 × 100,866,830.86
  4. Step 4: Simplify right side
    171,426,650.55x = 23,861,537,037,224,856
  5. Step 5: Solve for x
    x = 23,861,537,037,224,856/171,426,650.55
  6. Step 6: Final answer
    x = 139,193,859.07

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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.