Home / 166,212,030.80-249,318,046.20-104,990,027.60

Finding the Fourth Proportional to 166,212,030.80, 249,318,046.20 and 104,990,027.60

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Solution

The fourth proportional to 166,212,030.80, 249,318,046.20 and 104,990,027.60 is: 157,485,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,212,030.80 : 249,318,046.20 = 104,990,027.60 : x
  2. Step 2: Convert to fraction form
    166,212,030.80/249,318,046.20 = 104,990,027.60/x
  3. Step 3: Cross multiply
    166,212,030.80x = 249,318,046.20 × 104,990,027.60
  4. Step 4: Simplify right side
    166,212,030.80x = 26,175,908,551,716,072
  5. Step 5: Solve for x
    x = 26,175,908,551,716,072/166,212,030.80
  6. Step 6: Final answer
    x = 157,485,041.40

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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.