Home / 111,463,452.02-167,128,950.36-42,381,307.10

Finding the Fourth Proportional to 111,463,452.02, 167,128,950.36 and 42,381,307.10

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Solution

The fourth proportional to 111,463,452.02, 167,128,950.36 and 42,381,307.10 is: 63,546,779.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,463,452.02 : 167,128,950.36 = 42,381,307.10 : x
  2. Step 2: Convert to fraction form
    111,463,452.02/167,128,950.36 = 42,381,307.10/x
  3. Step 3: Cross multiply
    111,463,452.02x = 167,128,950.36 × 42,381,307.10
  4. Step 4: Simplify right side
    111,463,452.02x = 7,083,143,370,507,816
  5. Step 5: Solve for x
    x = 7,083,143,370,507,816/111,463,452.02
  6. Step 6: Final answer
    x = 63,546,779.17

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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.