Home / 72,927,246,481.50-109,516,056,074.92-44,762,563,869.70

Finding the Fourth Proportional to 72,927,246,481.50, 109,516,056,074.92 and 44,762,563,869.70

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Solution

The fourth proportional to 72,927,246,481.50, 109,516,056,074.92 and 44,762,563,869.70 is: 67,220,684,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,927,246,481.50 : 109,516,056,074.92 = 44,762,563,869.70 : x
  2. Step 2: Convert to fraction form
    72,927,246,481.50/109,516,056,074.92 = 44,762,563,869.70/x
  3. Step 3: Cross multiply
    72,927,246,481.50x = 109,516,056,074.92 × 44,762,563,869.70
  4. Step 4: Simplify right side
    72,927,246,481.50x = 4,902,219,454,811,252,719,616
  5. Step 5: Solve for x
    x = 4,902,219,454,811,252,719,616/72,927,246,481.50
  6. Step 6: Final answer
    x = 67,220,684,878.80

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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.