Home / 54,982,742.68-75,871,745.20-31,779,372.52

Finding the Fourth Proportional to 54,982,742.68, 75,871,745.20 and 31,779,372.52

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Solution

The fourth proportional to 54,982,742.68, 75,871,745.20 and 31,779,372.52 is: 43,852,967.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,982,742.68 : 75,871,745.20 = 31,779,372.52 : x
  2. Step 2: Convert to fraction form
    54,982,742.68/75,871,745.20 = 31,779,372.52/x
  3. Step 3: Cross multiply
    54,982,742.68x = 75,871,745.20 × 31,779,372.52
  4. Step 4: Simplify right side
    54,982,742.68x = 2,411,156,454,453,322
  5. Step 5: Solve for x
    x = 2,411,156,454,453,322/54,982,742.68
  6. Step 6: Final answer
    x = 43,852,967.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.