Home / 78,564,152.20-117,846,228.30-44,551,928.20

Finding the Fourth Proportional to 78,564,152.20, 117,846,228.30 and 44,551,928.20

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Solution

The fourth proportional to 78,564,152.20, 117,846,228.30 and 44,551,928.20 is: 66,827,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,564,152.20 : 117,846,228.30 = 44,551,928.20 : x
  2. Step 2: Convert to fraction form
    78,564,152.20/117,846,228.30 = 44,551,928.20/x
  3. Step 3: Cross multiply
    78,564,152.20x = 117,846,228.30 × 44,551,928.20
  4. Step 4: Simplify right side
    78,564,152.20x = 5,250,276,701,862,408
  5. Step 5: Solve for x
    x = 5,250,276,701,862,408/78,564,152.20
  6. Step 6: Final answer
    x = 66,827,892.30

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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.