Home / 222,446,709.40-333,670,064.10-126,895,221.40

Finding the Fourth Proportional to 222,446,709.40, 333,670,064.10 and 126,895,221.40

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Solution

The fourth proportional to 222,446,709.40, 333,670,064.10 and 126,895,221.40 is: 190,342,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,446,709.40 : 333,670,064.10 = 126,895,221.40 : x
  2. Step 2: Convert to fraction form
    222,446,709.40/333,670,064.10 = 126,895,221.40/x
  3. Step 3: Cross multiply
    222,446,709.40x = 333,670,064.10 × 126,895,221.40
  4. Step 4: Simplify right side
    222,446,709.40x = 42,341,136,658,521,696
  5. Step 5: Solve for x
    x = 42,341,136,658,521,696/222,446,709.40
  6. Step 6: Final answer
    x = 190,342,832.10

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1.5x scale

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.