Home / 952,978,398.88-1,315,142,123.60-529,609,902.81

Finding the Fourth Proportional to 952,978,398.88, 1,315,142,123.60 and 529,609,902.81

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Solution

The fourth proportional to 952,978,398.88, 1,315,142,123.60 and 529,609,902.81 is: 730,879,412.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,978,398.88 : 1,315,142,123.60 = 529,609,902.81 : x
  2. Step 2: Convert to fraction form
    952,978,398.88/1,315,142,123.60 = 529,609,902.81/x
  3. Step 3: Cross multiply
    952,978,398.88x = 1,315,142,123.60 × 529,609,902.81
  4. Step 4: Simplify right side
    952,978,398.88x = 696,512,292,264,161,792
  5. Step 5: Solve for x
    x = 696,512,292,264,161,792/952,978,398.88
  6. Step 6: Final answer
    x = 730,879,412.46

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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.