Home / 263,264,966.10-394,897,449.15-127,216,070.10

Finding the Fourth Proportional to 263,264,966.10, 394,897,449.15 and 127,216,070.10

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Solution

The fourth proportional to 263,264,966.10, 394,897,449.15 and 127,216,070.10 is: 190,824,105.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,264,966.10 : 394,897,449.15 = 127,216,070.10 : x
  2. Step 2: Convert to fraction form
    263,264,966.10/394,897,449.15 = 127,216,070.10/x
  3. Step 3: Cross multiply
    263,264,966.10x = 394,897,449.15 × 127,216,070.10
  4. Step 4: Simplify right side
    263,264,966.10x = 50,237,301,573,377,584
  5. Step 5: Solve for x
    x = 50,237,301,573,377,584/263,264,966.10
  6. Step 6: Final answer
    x = 190,824,105.15

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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.