Home / 322,302,649.54-483,453,368.70-100,990,931.44

Finding the Fourth Proportional to 322,302,649.54, 483,453,368.70 and 100,990,931.44

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Solution

The fourth proportional to 322,302,649.54, 483,453,368.70 and 100,990,931.44 is: 151,486,207.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,302,649.54 : 483,453,368.70 = 100,990,931.44 : x
  2. Step 2: Convert to fraction form
    322,302,649.54/483,453,368.70 = 100,990,931.44/x
  3. Step 3: Cross multiply
    322,302,649.54x = 483,453,368.70 × 100,990,931.44
  4. Step 4: Simplify right side
    322,302,649.54x = 48,824,406,012,818,736
  5. Step 5: Solve for x
    x = 48,824,406,012,818,736/322,302,649.54
  6. Step 6: Final answer
    x = 151,486,207.40

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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.