Home / 143,103,430.20-214,655,145.30-97,753,798.20

Finding the Fourth Proportional to 143,103,430.20, 214,655,145.30 and 97,753,798.20

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Solution

The fourth proportional to 143,103,430.20, 214,655,145.30 and 97,753,798.20 is: 146,630,697.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,103,430.20 : 214,655,145.30 = 97,753,798.20 : x
  2. Step 2: Convert to fraction form
    143,103,430.20/214,655,145.30 = 97,753,798.20/x
  3. Step 3: Cross multiply
    143,103,430.20x = 214,655,145.30 × 97,753,798.20
  4. Step 4: Simplify right side
    143,103,430.20x = 20,983,355,756,247,880
  5. Step 5: Solve for x
    x = 20,983,355,756,247,880/143,103,430.20
  6. Step 6: Final answer
    x = 146,630,697.30

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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.