Home / 91,495,331.40-137,242,122.30-22,408,438.80

Finding the Fourth Proportional to 91,495,331.40, 137,242,122.30 and 22,408,438.80

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Solution

The fourth proportional to 91,495,331.40, 137,242,122.30 and 22,408,438.80 is: 33,612,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,495,331.40 : 137,242,122.30 = 22,408,438.80 : x
  2. Step 2: Convert to fraction form
    91,495,331.40/137,242,122.30 = 22,408,438.80/x
  3. Step 3: Cross multiply
    91,495,331.40x = 137,242,122.30 × 22,408,438.80
  4. Step 4: Simplify right side
    91,495,331.40x = 3,075,381,698,341,665.50
  5. Step 5: Solve for x
    x = 3,075,381,698,341,665.50/91,495,331.40
  6. Step 6: Final answer
    x = 33,612,443.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.