Home / 829,565,786.18-1,144,801,244.23-448,087,819.35

Finding the Fourth Proportional to 829,565,786.18, 1,144,801,244.23 and 448,087,819.35

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Solution

The fourth proportional to 829,565,786.18, 1,144,801,244.23 and 448,087,819.35 is: 618,361,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,565,786.18 : 1,144,801,244.23 = 448,087,819.35 : x
  2. Step 2: Convert to fraction form
    829,565,786.18/1,144,801,244.23 = 448,087,819.35/x
  3. Step 3: Cross multiply
    829,565,786.18x = 1,144,801,244.23 × 448,087,819.35
  4. Step 4: Simplify right side
    829,565,786.18x = 512,971,493,119,360,256
  5. Step 5: Solve for x
    x = 512,971,493,119,360,256/829,565,786.18
  6. Step 6: Final answer
    x = 618,361,438.80

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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.