Home / 92,449,998-127,585,007.65-51,196,890.38

Finding the Fourth Proportional to 92,449,998, 127,585,007.65 and 51,196,890.38

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Solution

The fourth proportional to 92,449,998, 127,585,007.65 and 51,196,890.38 is: 70,653,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,449,998 : 127,585,007.65 = 51,196,890.38 : x
  2. Step 2: Convert to fraction form
    92,449,998/127,585,007.65 = 51,196,890.38/x
  3. Step 3: Cross multiply
    92,449,998x = 127,585,007.65 × 51,196,890.38
  4. Step 4: Simplify right side
    92,449,998x = 6,531,955,650,214,583
  5. Step 5: Solve for x
    x = 6,531,955,650,214,583/92,449,998
  6. Step 6: Final answer
    x = 70,653,929.60

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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.