Home / 196,274,356.11-270,811,041.72-111,482,612.87

Finding the Fourth Proportional to 196,274,356.11, 270,811,041.72 and 111,482,612.87

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Solution

The fourth proportional to 196,274,356.11, 270,811,041.72 and 111,482,612.87 is: 153,818,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,274,356.11 : 270,811,041.72 = 111,482,612.87 : x
  2. Step 2: Convert to fraction form
    196,274,356.11/270,811,041.72 = 111,482,612.87/x
  3. Step 3: Cross multiply
    196,274,356.11x = 270,811,041.72 × 111,482,612.87
  4. Step 4: Simplify right side
    196,274,356.11x = 30,190,722,523,638,124
  5. Step 5: Solve for x
    x = 30,190,722,523,638,124/196,274,356.11
  6. Step 6: Final answer
    x = 153,818,986.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.