Home / 350,869,988.15-484,048,591.23-211,563,358.82

Finding the Fourth Proportional to 350,869,988.15, 484,048,591.23 and 211,563,358.82

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Solution

The fourth proportional to 350,869,988.15, 484,048,591.23 and 211,563,358.82 is: 291,865,788.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,869,988.15 : 484,048,591.23 = 211,563,358.82 : x
  2. Step 2: Convert to fraction form
    350,869,988.15/484,048,591.23 = 211,563,358.82/x
  3. Step 3: Cross multiply
    350,869,988.15x = 484,048,591.23 × 211,563,358.82
  4. Step 4: Simplify right side
    350,869,988.15x = 102,406,945,792,899,024
  5. Step 5: Solve for x
    x = 102,406,945,792,899,024/350,869,988.15
  6. Step 6: Final answer
    x = 291,865,788.62

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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.