Home / 349,191,090.68-481,895,338.35-190,429,875.88

Finding the Fourth Proportional to 349,191,090.68, 481,895,338.35 and 190,429,875.88

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Solution

The fourth proportional to 349,191,090.68, 481,895,338.35 and 190,429,875.88 is: 262,799,572.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,191,090.68 : 481,895,338.35 = 190,429,875.88 : x
  2. Step 2: Convert to fraction form
    349,191,090.68/481,895,338.35 = 190,429,875.88/x
  3. Step 3: Cross multiply
    349,191,090.68x = 481,895,338.35 × 190,429,875.88
  4. Step 4: Simplify right side
    349,191,090.68x = 91,767,269,469,869,776
  5. Step 5: Solve for x
    x = 91,767,269,469,869,776/349,191,090.68
  6. Step 6: Final answer
    x = 262,799,572.84

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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.