Home / 111,531,321.72-167,362,461.18-46,830,151.44

Finding the Fourth Proportional to 111,531,321.72, 167,362,461.18 and 46,830,151.44

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Solution

The fourth proportional to 111,531,321.72, 167,362,461.18 and 46,830,151.44 is: 70,272,720.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,531,321.72 : 167,362,461.18 = 46,830,151.44 : x
  2. Step 2: Convert to fraction form
    111,531,321.72/167,362,461.18 = 46,830,151.44/x
  3. Step 3: Cross multiply
    111,531,321.72x = 167,362,461.18 × 46,830,151.44
  4. Step 4: Simplify right side
    111,531,321.72x = 7,837,609,402,430,521
  5. Step 5: Solve for x
    x = 7,837,609,402,430,521/111,531,321.72
  6. Step 6: Final answer
    x = 70,272,720.54

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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.