Home / 153,993,900.20-230,990,850.30-96,663,007.40

Finding the Fourth Proportional to 153,993,900.20, 230,990,850.30 and 96,663,007.40

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Solution

The fourth proportional to 153,993,900.20, 230,990,850.30 and 96,663,007.40 is: 144,994,511.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,993,900.20 : 230,990,850.30 = 96,663,007.40 : x
  2. Step 2: Convert to fraction form
    153,993,900.20/230,990,850.30 = 96,663,007.40/x
  3. Step 3: Cross multiply
    153,993,900.20x = 230,990,850.30 × 96,663,007.40
  4. Step 4: Simplify right side
    153,993,900.20x = 22,328,270,271,881,196
  5. Step 5: Solve for x
    x = 22,328,270,271,881,196/153,993,900.20
  6. Step 6: Final answer
    x = 144,994,511.10

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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.