Home / 15,907,698,006.12-21,953,603,113.20-8,771,089,748.22

Finding the Fourth Proportional to 15,907,698,006.12, 21,953,603,113.20 and 8,771,089,748.22

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Solution

The fourth proportional to 15,907,698,006.12, 21,953,603,113.20 and 8,771,089,748.22 is: 12,104,644,124.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,907,698,006.12 : 21,953,603,113.20 = 8,771,089,748.22 : x
  2. Step 2: Convert to fraction form
    15,907,698,006.12/21,953,603,113.20 = 8,771,089,748.22/x
  3. Step 3: Cross multiply
    15,907,698,006.12x = 21,953,603,113.20 × 8,771,089,748.22
  4. Step 4: Simplify right side
    15,907,698,006.12x = 192,557,023,202,679,193,600
  5. Step 5: Solve for x
    x = 192,557,023,202,679,193,600/15,907,698,006.12
  6. Step 6: Final answer
    x = 12,104,644,124.41

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Double scale
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1.5x scale

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.