Home / 501,649,243.67-752,570,769.04-190,732,684.41

Finding the Fourth Proportional to 501,649,243.67, 752,570,769.04 and 190,732,684.41

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Solution

The fourth proportional to 501,649,243.67, 752,570,769.04 and 190,732,684.41 is: 286,135,870.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,649,243.67 : 752,570,769.04 = 190,732,684.41 : x
  2. Step 2: Convert to fraction form
    501,649,243.67/752,570,769.04 = 190,732,684.41/x
  3. Step 3: Cross multiply
    501,649,243.67x = 752,570,769.04 × 190,732,684.41
  4. Step 4: Simplify right side
    501,649,243.67x = 143,539,842,987,020,496
  5. Step 5: Solve for x
    x = 143,539,842,987,020,496/501,649,243.67
  6. Step 6: Final answer
    x = 286,135,870.43

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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.