Home / 101,472,787.02-140,030,503.74-57,418,984.11

Finding the Fourth Proportional to 101,472,787.02, 140,030,503.74 and 57,418,984.11

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Solution

The fourth proportional to 101,472,787.02, 140,030,503.74 and 57,418,984.11 is: 79,237,098.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,472,787.02 : 140,030,503.74 = 57,418,984.11 : x
  2. Step 2: Convert to fraction form
    101,472,787.02/140,030,503.74 = 57,418,984.11/x
  3. Step 3: Cross multiply
    101,472,787.02x = 140,030,503.74 × 57,418,984.11
  4. Step 4: Simplify right side
    101,472,787.02x = 8,040,409,269,162,356
  5. Step 5: Solve for x
    x = 8,040,409,269,162,356/101,472,787.02
  6. Step 6: Final answer
    x = 79,237,098.98

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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.