Home / 107,314,132.20-160,971,198.30-100,139,678.70

Finding the Fourth Proportional to 107,314,132.20, 160,971,198.30 and 100,139,678.70

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Solution

The fourth proportional to 107,314,132.20, 160,971,198.30 and 100,139,678.70 is: 150,209,518.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,314,132.20 : 160,971,198.30 = 100,139,678.70 : x
  2. Step 2: Convert to fraction form
    107,314,132.20/160,971,198.30 = 100,139,678.70/x
  3. Step 3: Cross multiply
    107,314,132.20x = 160,971,198.30 × 100,139,678.70
  4. Step 4: Simplify right side
    107,314,132.20x = 16,119,604,077,715,988
  5. Step 5: Solve for x
    x = 16,119,604,077,715,988/107,314,132.20
  6. Step 6: Final answer
    x = 150,209,518.05

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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.