Home / 103,674,420.70-155,511,631.05-62,992,612.15

Finding the Fourth Proportional to 103,674,420.70, 155,511,631.05 and 62,992,612.15

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Solution

The fourth proportional to 103,674,420.70, 155,511,631.05 and 62,992,612.15 is: 94,488,918.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,674,420.70 : 155,511,631.05 = 62,992,612.15 : x
  2. Step 2: Convert to fraction form
    103,674,420.70/155,511,631.05 = 62,992,612.15/x
  3. Step 3: Cross multiply
    103,674,420.70x = 155,511,631.05 × 62,992,612.15
  4. Step 4: Simplify right side
    103,674,420.70x = 9,796,083,859,546,548
  5. Step 5: Solve for x
    x = 9,796,083,859,546,548/103,674,420.70
  6. Step 6: Final answer
    x = 94,488,918.23

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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.