Home / 205,406,481.49-283,490,012.60-127,115,256.76

Finding the Fourth Proportional to 205,406,481.49, 283,490,012.60 and 127,115,256.76

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Solution

The fourth proportional to 205,406,481.49, 283,490,012.60 and 127,115,256.76 is: 175,437,043.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,406,481.49 : 283,490,012.60 = 127,115,256.76 : x
  2. Step 2: Convert to fraction form
    205,406,481.49/283,490,012.60 = 127,115,256.76/x
  3. Step 3: Cross multiply
    205,406,481.49x = 283,490,012.60 × 127,115,256.76
  4. Step 4: Simplify right side
    205,406,481.49x = 36,035,905,739,677,016
  5. Step 5: Solve for x
    x = 36,035,905,739,677,016/205,406,481.49
  6. Step 6: Final answer
    x = 175,437,043.07

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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.