Home / 81,611,850.65-112,615,777.64-46,318,431.02

Finding the Fourth Proportional to 81,611,850.65, 112,615,777.64 and 46,318,431.02

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Solution

The fourth proportional to 81,611,850.65, 112,615,777.64 and 46,318,431.02 is: 63,914,567.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,611,850.65 : 112,615,777.64 = 46,318,431.02 : x
  2. Step 2: Convert to fraction form
    81,611,850.65/112,615,777.64 = 46,318,431.02/x
  3. Step 3: Cross multiply
    81,611,850.65x = 112,615,777.64 × 46,318,431.02
  4. Step 4: Simplify right side
    81,611,850.65x = 5,216,186,127,934,716
  5. Step 5: Solve for x
    x = 5,216,186,127,934,716/81,611,850.65
  6. Step 6: Final answer
    x = 63,914,567.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.