Home / 350,870,000.68-484,048,608.48-211,563,371.32

Finding the Fourth Proportional to 350,870,000.68, 484,048,608.48 and 211,563,371.32

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Solution

The fourth proportional to 350,870,000.68, 484,048,608.48 and 211,563,371.32 is: 291,865,805.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,870,000.68 : 484,048,608.48 = 211,563,371.32 : x
  2. Step 2: Convert to fraction form
    350,870,000.68/484,048,608.48 = 211,563,371.32/x
  3. Step 3: Cross multiply
    350,870,000.68x = 484,048,608.48 × 211,563,371.32
  4. Step 4: Simplify right side
    350,870,000.68x = 102,406,955,492,783,536
  5. Step 5: Solve for x
    x = 102,406,955,492,783,536/350,870,000.68
  6. Step 6: Final answer
    x = 291,865,805.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.