Home / 410,253,669.10-615,380,503.65-123,039,333.10

Finding the Fourth Proportional to 410,253,669.10, 615,380,503.65 and 123,039,333.10

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Solution

The fourth proportional to 410,253,669.10, 615,380,503.65 and 123,039,333.10 is: 184,558,999.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,253,669.10 : 615,380,503.65 = 123,039,333.10 : x
  2. Step 2: Convert to fraction form
    410,253,669.10/615,380,503.65 = 123,039,333.10/x
  3. Step 3: Cross multiply
    410,253,669.10x = 615,380,503.65 × 123,039,333.10
  4. Step 4: Simplify right side
    410,253,669.10x = 75,716,006,771,838,112
  5. Step 5: Solve for x
    x = 75,716,006,771,838,112/410,253,669.10
  6. Step 6: Final answer
    x = 184,558,999.65

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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.