Home / 92,301,970.86-127,415,940.16-57,511,850.40

Finding the Fourth Proportional to 92,301,970.86, 127,415,940.16 and 57,511,850.40

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Solution

The fourth proportional to 92,301,970.86, 127,415,940.16 and 57,511,850.40 is: 79,390,791.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,301,970.86 : 127,415,940.16 = 57,511,850.40 : x
  2. Step 2: Convert to fraction form
    92,301,970.86/127,415,940.16 = 57,511,850.40/x
  3. Step 3: Cross multiply
    92,301,970.86x = 127,415,940.16 × 57,511,850.40
  4. Step 4: Simplify right side
    92,301,970.86x = 7,327,926,489,057,272
  5. Step 5: Solve for x
    x = 7,327,926,489,057,272/92,301,970.86
  6. Step 6: Final answer
    x = 79,390,791.13

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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.