Home / 189,198,886.32-261,045,052.29-110,840,316.57

Finding the Fourth Proportional to 189,198,886.32, 261,045,052.29 and 110,840,316.57

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Solution

The fourth proportional to 189,198,886.32, 261,045,052.29 and 110,840,316.57 is: 152,930,690.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,198,886.32 : 261,045,052.29 = 110,840,316.57 : x
  2. Step 2: Convert to fraction form
    189,198,886.32/261,045,052.29 = 110,840,316.57/x
  3. Step 3: Cross multiply
    189,198,886.32x = 261,045,052.29 × 110,840,316.57
  4. Step 4: Simplify right side
    189,198,886.32x = 28,934,316,234,855,800
  5. Step 5: Solve for x
    x = 28,934,316,234,855,800/189,198,886.32
  6. Step 6: Final answer
    x = 152,930,690.01

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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.