Home / 1,115,724,971.22-1,539,654,224.84-607,089,784.58

Finding the Fourth Proportional to 1,115,724,971.22, 1,539,654,224.84 and 607,089,784.58

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Solution

The fourth proportional to 1,115,724,971.22, 1,539,654,224.84 and 607,089,784.58 is: 837,758,745.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,724,971.22 : 1,539,654,224.84 = 607,089,784.58 : x
  2. Step 2: Convert to fraction form
    1,115,724,971.22/1,539,654,224.84 = 607,089,784.58/x
  3. Step 3: Cross multiply
    1,115,724,971.22x = 1,539,654,224.84 × 607,089,784.58
  4. Step 4: Simplify right side
    1,115,724,971.22x = 934,708,351,685,802,496
  5. Step 5: Solve for x
    x = 934,708,351,685,802,496/1,115,724,971.22
  6. Step 6: Final answer
    x = 837,758,745.03

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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.