Home / 112,493,395.04-168,649,286.04-103,413,228.02

Finding the Fourth Proportional to 112,493,395.04, 168,649,286.04 and 103,413,228.02

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Solution

The fourth proportional to 112,493,395.04, 168,649,286.04 and 103,413,228.02 is: 155,036,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,493,395.04 : 168,649,286.04 = 103,413,228.02 : x
  2. Step 2: Convert to fraction form
    112,493,395.04/168,649,286.04 = 103,413,228.02/x
  3. Step 3: Cross multiply
    112,493,395.04x = 168,649,286.04 × 103,413,228.02
  4. Step 4: Simplify right side
    112,493,395.04x = 17,440,567,071,821,476
  5. Step 5: Solve for x
    x = 17,440,567,071,821,476/112,493,395.04
  6. Step 6: Final answer
    x = 155,036,365.17

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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.