Home / 93,393,436.80-139,901,198.40-64,672,003.20

Finding the Fourth Proportional to 93,393,436.80, 139,901,198.40 and 64,672,003.20

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Solution

The fourth proportional to 93,393,436.80, 139,901,198.40 and 64,672,003.20 is: 96,877,158.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,393,436.80 : 139,901,198.40 = 64,672,003.20 : x
  2. Step 2: Convert to fraction form
    93,393,436.80/139,901,198.40 = 64,672,003.20/x
  3. Step 3: Cross multiply
    93,393,436.80x = 139,901,198.40 × 64,672,003.20
  4. Step 4: Simplify right side
    93,393,436.80x = 9,047,690,750,608,636
  5. Step 5: Solve for x
    x = 9,047,690,750,608,636/93,393,436.80
  6. Step 6: Final answer
    x = 96,877,158.19

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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.