Home / 124,089,040.22-171,237,351.69-71,127,779.90

Finding the Fourth Proportional to 124,089,040.22, 171,237,351.69 and 71,127,779.90

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Solution

The fourth proportional to 124,089,040.22, 171,237,351.69 and 71,127,779.90 is: 98,153,170.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,089,040.22 : 171,237,351.69 = 71,127,779.90 : x
  2. Step 2: Convert to fraction form
    124,089,040.22/171,237,351.69 = 71,127,779.90/x
  3. Step 3: Cross multiply
    124,089,040.22x = 171,237,351.69 × 71,127,779.90
  4. Step 4: Simplify right side
    124,089,040.22x = 12,179,732,660,809,026
  5. Step 5: Solve for x
    x = 12,179,732,660,809,026/124,089,040.22
  6. Step 6: Final answer
    x = 98,153,170.01

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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.