Home / 124,821,253.80-186,866,927.10-88,989,445.80

Finding the Fourth Proportional to 124,821,253.80, 186,866,927.10 and 88,989,445.80

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Solution

The fourth proportional to 124,821,253.80, 186,866,927.10 and 88,989,445.80 is: 133,223,980.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,821,253.80 : 186,866,927.10 = 88,989,445.80 : x
  2. Step 2: Convert to fraction form
    124,821,253.80/186,866,927.10 = 88,989,445.80/x
  3. Step 3: Cross multiply
    124,821,253.80x = 186,866,927.10 × 88,989,445.80
  4. Step 4: Simplify right side
    124,821,253.80x = 16,629,184,280,978,000
  5. Step 5: Solve for x
    x = 16,629,184,280,978,000/124,821,253.80
  6. Step 6: Final answer
    x = 133,223,980.49

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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.