Home / 211,934,492.20-317,901,738.30-211,934,492.20

Finding the Fourth Proportional to 211,934,492.20, 317,901,738.30 and 211,934,492.20

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Solution

The fourth proportional to 211,934,492.20, 317,901,738.30 and 211,934,492.20 is: 317,901,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,934,492.20 : 317,901,738.30 = 211,934,492.20 : x
  2. Step 2: Convert to fraction form
    211,934,492.20/317,901,738.30 = 211,934,492.20/x
  3. Step 3: Cross multiply
    211,934,492.20x = 317,901,738.30 × 211,934,492.20
  4. Step 4: Simplify right side
    211,934,492.20x = 67,374,343,476,107,792
  5. Step 5: Solve for x
    x = 67,374,343,476,107,792/211,934,492.20
  6. Step 6: Final answer
    x = 317,901,738.30

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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.