Home / 302,875,380.18-417,997,533.22-179,155,915.38

Finding the Fourth Proportional to 302,875,380.18, 417,997,533.22 and 179,155,915.38

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Solution

The fourth proportional to 302,875,380.18, 417,997,533.22 and 179,155,915.38 is: 247,252,618.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,875,380.18 : 417,997,533.22 = 179,155,915.38 : x
  2. Step 2: Convert to fraction form
    302,875,380.18/417,997,533.22 = 179,155,915.38/x
  3. Step 3: Cross multiply
    302,875,380.18x = 417,997,533.22 × 179,155,915.38
  4. Step 4: Simplify right side
    302,875,380.18x = 74,886,730,690,611,056
  5. Step 5: Solve for x
    x = 74,886,730,690,611,056/302,875,380.18
  6. Step 6: Final answer
    x = 247,252,618.04

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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.