Home / 124,089,054.57-171,237,371.31-71,127,794.07

Finding the Fourth Proportional to 124,089,054.57, 171,237,371.31 and 71,127,794.07

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Solution

The fourth proportional to 124,089,054.57, 171,237,371.31 and 71,127,794.07 is: 98,153,189.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,089,054.57 : 171,237,371.31 = 71,127,794.07 : x
  2. Step 2: Convert to fraction form
    124,089,054.57/171,237,371.31 = 71,127,794.07/x
  3. Step 3: Cross multiply
    124,089,054.57x = 171,237,371.31 × 71,127,794.07
  4. Step 4: Simplify right side
    124,089,054.57x = 12,179,736,483,625,806
  5. Step 5: Solve for x
    x = 12,179,736,483,625,806/124,089,054.57
  6. Step 6: Final answer
    x = 98,153,189.46

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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.