Home / 123,552,129.60-185,328,194.40-103,396,737.60

Finding the Fourth Proportional to 123,552,129.60, 185,328,194.40 and 103,396,737.60

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Solution

The fourth proportional to 123,552,129.60, 185,328,194.40 and 103,396,737.60 is: 155,095,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,552,129.60 : 185,328,194.40 = 103,396,737.60 : x
  2. Step 2: Convert to fraction form
    123,552,129.60/185,328,194.40 = 103,396,737.60/x
  3. Step 3: Cross multiply
    123,552,129.60x = 185,328,194.40 × 103,396,737.60
  4. Step 4: Simplify right side
    123,552,129.60x = 19,162,330,686,258,588
  5. Step 5: Solve for x
    x = 19,162,330,686,258,588/123,552,129.60
  6. Step 6: Final answer
    x = 155,095,106.40

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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.