Home / 271,638,000.90-407,510,145.45-116,191,508.40

Finding the Fourth Proportional to 271,638,000.90, 407,510,145.45 and 116,191,508.40

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Solution

The fourth proportional to 271,638,000.90, 407,510,145.45 and 116,191,508.40 is: 174,309,994.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,638,000.90 : 407,510,145.45 = 116,191,508.40 : x
  2. Step 2: Convert to fraction form
    271,638,000.90/407,510,145.45 = 116,191,508.40/x
  3. Step 3: Cross multiply
    271,638,000.90x = 407,510,145.45 × 116,191,508.40
  4. Step 4: Simplify right side
    271,638,000.90x = 47,349,218,488,138,896
  5. Step 5: Solve for x
    x = 47,349,218,488,138,896/271,638,000.90
  6. Step 6: Final answer
    x = 174,309,994.67

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1.5x scale

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.