Home / 988,446,273.64-1,364,076,696.62-542,405,735.33

Finding the Fourth Proportional to 988,446,273.64, 1,364,076,696.62 and 542,405,735.33

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Solution

The fourth proportional to 988,446,273.64, 1,364,076,696.62 and 542,405,735.33 is: 748,531,350.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,446,273.64 : 1,364,076,696.62 = 542,405,735.33 : x
  2. Step 2: Convert to fraction form
    988,446,273.64/1,364,076,696.62 = 542,405,735.33/x
  3. Step 3: Cross multiply
    988,446,273.64x = 1,364,076,696.62 × 542,405,735.33
  4. Step 4: Simplify right side
    988,446,273.64x = 739,883,023,671,224,064
  5. Step 5: Solve for x
    x = 739,883,023,671,224,064/988,446,273.64
  6. Step 6: Final answer
    x = 748,531,350.06

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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.