Home / 92,301,905.48-127,415,849.91-57,511,784.72

Finding the Fourth Proportional to 92,301,905.48, 127,415,849.91 and 57,511,784.72

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Solution

The fourth proportional to 92,301,905.48, 127,415,849.91 and 57,511,784.72 is: 79,390,700.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,301,905.48 : 127,415,849.91 = 57,511,784.72 : x
  2. Step 2: Convert to fraction form
    92,301,905.48/127,415,849.91 = 57,511,784.72/x
  3. Step 3: Cross multiply
    92,301,905.48x = 127,415,849.91 × 57,511,784.72
  4. Step 4: Simplify right side
    92,301,905.48x = 7,327,912,929,487,643
  5. Step 5: Solve for x
    x = 7,327,912,929,487,643/92,301,905.48
  6. Step 6: Final answer
    x = 79,390,700.46

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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.