Home / 196,274,352.61-270,811,036.90-111,482,609.37

Finding the Fourth Proportional to 196,274,352.61, 270,811,036.90 and 111,482,609.37

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Solution

The fourth proportional to 196,274,352.61, 270,811,036.90 and 111,482,609.37 is: 153,818,981.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,274,352.61 : 270,811,036.90 = 111,482,609.37 : x
  2. Step 2: Convert to fraction form
    196,274,352.61/270,811,036.90 = 111,482,609.37/x
  3. Step 3: Cross multiply
    196,274,352.61x = 270,811,036.90 × 111,482,609.37
  4. Step 4: Simplify right side
    196,274,352.61x = 30,190,721,039,807,356
  5. Step 5: Solve for x
    x = 30,190,721,039,807,356/196,274,352.61
  6. Step 6: Final answer
    x = 153,818,981.64

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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.