Home / 776,268,741,355-1,164,426,833,313.40-266,320,355,142.76

Finding the Fourth Proportional to 776,268,741,355, 1,164,426,833,313.40 and 266,320,355,142.76

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Solution

The fourth proportional to 776,268,741,355, 1,164,426,833,313.40 and 266,320,355,142.76 is: 399,488,670,952.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,268,741,355 : 1,164,426,833,313.40 = 266,320,355,142.76 : x
  2. Step 2: Convert to fraction form
    776,268,741,355/1,164,426,833,313.40 = 266,320,355,142.76/x
  3. Step 3: Cross multiply
    776,268,741,355x = 1,164,426,833,313.40 × 266,320,355,142.76
  4. Step 4: Simplify right side
    776,268,741,355x = 310,110,567,785,784,091,344,896
  5. Step 5: Solve for x
    x = 310,110,567,785,784,091,344,896/776,268,741,355
  6. Step 6: Final answer
    x = 399,488,670,952.38

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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.