Home / 379,505,036.61-569,270,156.31-130,507,851.29

Finding the Fourth Proportional to 379,505,036.61, 569,270,156.31 and 130,507,851.29

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Solution

The fourth proportional to 379,505,036.61, 569,270,156.31 and 130,507,851.29 is: 195,766,110.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,505,036.61 : 569,270,156.31 = 130,507,851.29 : x
  2. Step 2: Convert to fraction form
    379,505,036.61/569,270,156.31 = 130,507,851.29/x
  3. Step 3: Cross multiply
    379,505,036.61x = 569,270,156.31 × 130,507,851.29
  4. Step 4: Simplify right side
    379,505,036.61x = 74,294,224,900,694,176
  5. Step 5: Solve for x
    x = 74,294,224,900,694,176/379,505,036.61
  6. Step 6: Final answer
    x = 195,766,110.42

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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.