Home / 512,008,191.08-706,572,531.90-277,061,372.67

Finding the Fourth Proportional to 512,008,191.08, 706,572,531.90 and 277,061,372.67

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Solution

The fourth proportional to 512,008,191.08, 706,572,531.90 and 277,061,372.67 is: 382,345,358.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,008,191.08 : 706,572,531.90 = 277,061,372.67 : x
  2. Step 2: Convert to fraction form
    512,008,191.08/706,572,531.90 = 277,061,372.67/x
  3. Step 3: Cross multiply
    512,008,191.08x = 706,572,531.90 × 277,061,372.67
  4. Step 4: Simplify right side
    512,008,191.08x = 195,763,955,579,657,792
  5. Step 5: Solve for x
    x = 195,763,955,579,657,792/512,008,191.08
  6. Step 6: Final answer
    x = 382,345,358.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.