Home / 1,325,109,436.80-1,987,645,492.80-598,096,982.40

Finding the Fourth Proportional to 1,325,109,436.80, 1,987,645,492.80 and 598,096,982.40

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Solution

The fourth proportional to 1,325,109,436.80, 1,987,645,492.80 and 598,096,982.40 is: 897,137,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,109,436.80 : 1,987,645,492.80 = 598,096,982.40 : x
  2. Step 2: Convert to fraction form
    1,325,109,436.80/1,987,645,492.80 = 598,096,982.40/x
  3. Step 3: Cross multiply
    1,325,109,436.80x = 1,987,645,492.80 × 598,096,982.40
  4. Step 4: Simplify right side
    1,325,109,436.80x = 1,188,804,771,324,640,768
  5. Step 5: Solve for x
    x = 1,188,804,771,324,640,768/1,325,109,436.80
  6. Step 6: Final answer
    x = 897,137,050.20

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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.