Home / 56,776,025.70-85,164,038.55-49,385,715.30

Finding the Fourth Proportional to 56,776,025.70, 85,164,038.55 and 49,385,715.30

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Solution

The fourth proportional to 56,776,025.70, 85,164,038.55 and 49,385,715.30 is: 74,078,572.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,776,025.70 : 85,164,038.55 = 49,385,715.30 : x
  2. Step 2: Convert to fraction form
    56,776,025.70/85,164,038.55 = 49,385,715.30/x
  3. Step 3: Cross multiply
    56,776,025.70x = 85,164,038.55 × 49,385,715.30
  4. Step 4: Simplify right side
    56,776,025.70x = 4,205,886,961,628,524.50
  5. Step 5: Solve for x
    x = 4,205,886,961,628,524.50/56,776,025.70
  6. Step 6: Final answer
    x = 74,078,572.95

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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.