Home / 1,200,055,832,316.30-1,656,072,872,769.30-651,347,135,808.45

Finding the Fourth Proportional to 1,200,055,832,316.30, 1,656,072,872,769.30 and 651,347,135,808.45

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Solution

The fourth proportional to 1,200,055,832,316.30, 1,656,072,872,769.30 and 651,347,135,808.45 is: 898,856,780,926.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,055,832,316.30 : 1,656,072,872,769.30 = 651,347,135,808.45 : x
  2. Step 2: Convert to fraction form
    1,200,055,832,316.30/1,656,072,872,769.30 = 651,347,135,808.45/x
  3. Step 3: Cross multiply
    1,200,055,832,316.30x = 1,656,072,872,769.30 × 651,347,135,808.45
  4. Step 4: Simplify right side
    1,200,055,832,316.30x = 1,078,678,322,368,355,147,710,464
  5. Step 5: Solve for x
    x = 1,078,678,322,368,355,147,710,464/1,200,055,832,316.30
  6. Step 6: Final answer
    x = 898,856,780,926.88

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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.