Home / 350,869,900.02-484,048,469.88-211,563,270.66

Finding the Fourth Proportional to 350,869,900.02, 484,048,469.88 and 211,563,270.66

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Solution

The fourth proportional to 350,869,900.02, 484,048,469.88 and 211,563,270.66 is: 291,865,667.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,869,900.02 : 484,048,469.88 = 211,563,270.66 : x
  2. Step 2: Convert to fraction form
    350,869,900.02/484,048,469.88 = 211,563,270.66/x
  3. Step 3: Cross multiply
    350,869,900.02x = 484,048,469.88 × 211,563,270.66
  4. Step 4: Simplify right side
    350,869,900.02x = 102,406,877,445,781,296
  5. Step 5: Solve for x
    x = 102,406,877,445,781,296/350,869,900.02
  6. Step 6: Final answer
    x = 291,865,667.13

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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.