Home / 130,033,439.78-195,054,271.22-48,172,805.06

Finding the Fourth Proportional to 130,033,439.78, 195,054,271.22 and 48,172,805.06

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Solution

The fourth proportional to 130,033,439.78, 195,054,271.22 and 48,172,805.06 is: 72,260,730.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,033,439.78 : 195,054,271.22 = 48,172,805.06 : x
  2. Step 2: Convert to fraction form
    130,033,439.78/195,054,271.22 = 48,172,805.06/x
  3. Step 3: Cross multiply
    130,033,439.78x = 195,054,271.22 × 48,172,805.06
  4. Step 4: Simplify right side
    130,033,439.78x = 9,396,311,382,746,588
  5. Step 5: Solve for x
    x = 9,396,311,382,746,588/130,033,439.78
  6. Step 6: Final answer
    x = 72,260,730.77

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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.