Home / 124,443,650.80-186,665,476.20-112,114,219.60

Finding the Fourth Proportional to 124,443,650.80, 186,665,476.20 and 112,114,219.60

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Solution

The fourth proportional to 124,443,650.80, 186,665,476.20 and 112,114,219.60 is: 168,171,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,443,650.80 : 186,665,476.20 = 112,114,219.60 : x
  2. Step 2: Convert to fraction form
    124,443,650.80/186,665,476.20 = 112,114,219.60/x
  3. Step 3: Cross multiply
    124,443,650.80x = 186,665,476.20 × 112,114,219.60
  4. Step 4: Simplify right side
    124,443,650.80x = 20,927,854,190,425,372
  5. Step 5: Solve for x
    x = 20,927,854,190,425,372/124,443,650.80
  6. Step 6: Final answer
    x = 168,171,329.40

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1.5x scale

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.