Home / 127,510,511.64-191,266,839-35,401,432.04

Finding the Fourth Proportional to 127,510,511.64, 191,266,839 and 35,401,432.04

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Solution

The fourth proportional to 127,510,511.64, 191,266,839 and 35,401,432.04 is: 53,102,445.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,510,511.64 : 191,266,839 = 35,401,432.04 : x
  2. Step 2: Convert to fraction form
    127,510,511.64/191,266,839 = 35,401,432.04/x
  3. Step 3: Cross multiply
    127,510,511.64x = 191,266,839 × 35,401,432.04
  4. Step 4: Simplify right side
    127,510,511.64x = 6,771,120,002,364,121
  5. Step 5: Solve for x
    x = 6,771,120,002,364,121/127,510,511.64
  6. Step 6: Final answer
    x = 53,102,445.56

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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.