Home / 1,020,237,622,268.70-1,407,919,551,613.30-557,264,956,056.48

Finding the Fourth Proportional to 1,020,237,622,268.70, 1,407,919,551,613.30 and 557,264,956,056.48

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Solution

The fourth proportional to 1,020,237,622,268.70, 1,407,919,551,613.30 and 557,264,956,056.48 is: 769,021,069,146.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,237,622,268.70 : 1,407,919,551,613.30 = 557,264,956,056.48 : x
  2. Step 2: Convert to fraction form
    1,020,237,622,268.70/1,407,919,551,613.30 = 557,264,956,056.48/x
  3. Step 3: Cross multiply
    1,020,237,622,268.70x = 1,407,919,551,613.30 × 557,264,956,056.48
  4. Step 4: Simplify right side
    1,020,237,622,268.70x = 784,584,227,060,844,618,317,824
  5. Step 5: Solve for x
    x = 784,584,227,060,844,618,317,824/1,020,237,622,268.70
  6. Step 6: Final answer
    x = 769,021,069,146.78

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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.