Home / 171,426,644.68-236,564,746.08-100,866,825.04

Finding the Fourth Proportional to 171,426,644.68, 236,564,746.08 and 100,866,825.04

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Solution

The fourth proportional to 171,426,644.68, 236,564,746.08 and 100,866,825.04 is: 139,193,851.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,426,644.68 : 236,564,746.08 = 100,866,825.04 : x
  2. Step 2: Convert to fraction form
    171,426,644.68/236,564,746.08 = 100,866,825.04/x
  3. Step 3: Cross multiply
    171,426,644.68x = 236,564,746.08 × 100,866,825.04
  4. Step 4: Simplify right side
    171,426,644.68x = 23,861,534,853,483,388
  5. Step 5: Solve for x
    x = 23,861,534,853,483,388/171,426,644.68
  6. Step 6: Final answer
    x = 139,193,851.10

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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.