Home / 111,093,368.55-155,148,078.45-111,093,368.55

Finding the Fourth Proportional to 111,093,368.55, 155,148,078.45 and 111,093,368.55

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Solution

The fourth proportional to 111,093,368.55, 155,148,078.45 and 111,093,368.55 is: 155,148,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,093,368.55 : 155,148,078.45 = 111,093,368.55 : x
  2. Step 2: Convert to fraction form
    111,093,368.55/155,148,078.45 = 111,093,368.55/x
  3. Step 3: Cross multiply
    111,093,368.55x = 155,148,078.45 × 111,093,368.55
  4. Step 4: Simplify right side
    111,093,368.55x = 17,235,922,659,070,160
  5. Step 5: Solve for x
    x = 17,235,922,659,070,160/111,093,368.55
  6. Step 6: Final answer
    x = 155,148,078.45

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.