Home / 92,301,856.40-127,415,782.28-57,511,735.74

Finding the Fourth Proportional to 92,301,856.40, 127,415,782.28 and 57,511,735.74

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Solution

The fourth proportional to 92,301,856.40, 127,415,782.28 and 57,511,735.74 is: 79,390,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,301,856.40 : 127,415,782.28 = 57,511,735.74 : x
  2. Step 2: Convert to fraction form
    92,301,856.40/127,415,782.28 = 57,511,735.74/x
  3. Step 3: Cross multiply
    92,301,856.40x = 127,415,782.28 × 57,511,735.74
  4. Step 4: Simplify right side
    92,301,856.40x = 7,327,902,799,736,514
  5. Step 5: Solve for x
    x = 7,327,902,799,736,514/92,301,856.40
  6. Step 6: Final answer
    x = 79,390,632.92

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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.