Home / 512,488,826.40-707,231,059.34-277,534,110.23

Finding the Fourth Proportional to 512,488,826.40, 707,231,059.34 and 277,534,110.23

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Solution

The fourth proportional to 512,488,826.40, 707,231,059.34 and 277,534,110.23 is: 382,995,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,488,826.40 : 707,231,059.34 = 277,534,110.23 : x
  2. Step 2: Convert to fraction form
    512,488,826.40/707,231,059.34 = 277,534,110.23/x
  3. Step 3: Cross multiply
    512,488,826.40x = 707,231,059.34 × 277,534,110.23
  4. Step 4: Simplify right side
    512,488,826.40x = 196,280,742,780,947,264
  5. Step 5: Solve for x
    x = 196,280,742,780,947,264/512,488,826.40
  6. Step 6: Final answer
    x = 382,995,165.30

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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.