Home / 93,606,424.80-140,409,637.20-81,662,488.80

Finding the Fourth Proportional to 93,606,424.80, 140,409,637.20 and 81,662,488.80

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Solution

The fourth proportional to 93,606,424.80, 140,409,637.20 and 81,662,488.80 is: 122,493,733.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,606,424.80 : 140,409,637.20 = 81,662,488.80 : x
  2. Step 2: Convert to fraction form
    93,606,424.80/140,409,637.20 = 81,662,488.80/x
  3. Step 3: Cross multiply
    93,606,424.80x = 140,409,637.20 × 81,662,488.80
  4. Step 4: Simplify right side
    93,606,424.80x = 11,466,200,425,257,062
  5. Step 5: Solve for x
    x = 11,466,200,425,257,062/93,606,424.80
  6. Step 6: Final answer
    x = 122,493,733.20

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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.