Home / 10,278,449,359.03-14,188,907,796.24-6,473,564,138.40

Finding the Fourth Proportional to 10,278,449,359.03, 14,188,907,796.24 and 6,473,564,138.40

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Solution

The fourth proportional to 10,278,449,359.03, 14,188,907,796.24 and 6,473,564,138.40 is: 8,936,445,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278,449,359.03 : 14,188,907,796.24 = 6,473,564,138.40 : x
  2. Step 2: Convert to fraction form
    10,278,449,359.03/14,188,907,796.24 = 6,473,564,138.40/x
  3. Step 3: Cross multiply
    10,278,449,359.03x = 14,188,907,796.24 × 6,473,564,138.40
  4. Step 4: Simplify right side
    10,278,449,359.03x = 91,852,804,672,803,438,592
  5. Step 5: Solve for x
    x = 91,852,804,672,803,438,592/10,278,449,359.03
  6. Step 6: Final answer
    x = 8,936,445,709.30

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1.5x scale

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.