Home / 254,043,055.08-350,558,339.94-142,518,643.56

Finding the Fourth Proportional to 254,043,055.08, 350,558,339.94 and 142,518,643.56

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Solution

The fourth proportional to 254,043,055.08, 350,558,339.94 and 142,518,643.56 is: 196,663,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,043,055.08 : 350,558,339.94 = 142,518,643.56 : x
  2. Step 2: Convert to fraction form
    254,043,055.08/350,558,339.94 = 142,518,643.56/x
  3. Step 3: Cross multiply
    254,043,055.08x = 350,558,339.94 × 142,518,643.56
  4. Step 4: Simplify right side
    254,043,055.08x = 49,961,099,096,894,176
  5. Step 5: Solve for x
    x = 49,961,099,096,894,176/254,043,055.08
  6. Step 6: Final answer
    x = 196,663,904.40

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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.