Home / 301,298,410.80-451,835,641.80-119,507,972.40

Finding the Fourth Proportional to 301,298,410.80, 451,835,641.80 and 119,507,972.40

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Solution

The fourth proportional to 301,298,410.80, 451,835,641.80 and 119,507,972.40 is: 179,217,544.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,298,410.80 : 451,835,641.80 = 119,507,972.40 : x
  2. Step 2: Convert to fraction form
    301,298,410.80/451,835,641.80 = 119,507,972.40/x
  3. Step 3: Cross multiply
    301,298,410.80x = 451,835,641.80 × 119,507,972.40
  4. Step 4: Simplify right side
    301,298,410.80x = 53,997,961,409,570,688
  5. Step 5: Solve for x
    x = 53,997,961,409,570,688/301,298,410.80
  6. Step 6: Final answer
    x = 179,217,544.71

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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.