Home / 16,222,130,460.48-22,379,408,909.64-9,788,361,810.96

Finding the Fourth Proportional to 16,222,130,460.48, 22,379,408,909.64 and 9,788,361,810.96

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Solution

The fourth proportional to 16,222,130,460.48, 22,379,408,909.64 and 9,788,361,810.96 is: 13,503,636,409.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,222,130,460.48 : 22,379,408,909.64 = 9,788,361,810.96 : x
  2. Step 2: Convert to fraction form
    16,222,130,460.48/22,379,408,909.64 = 9,788,361,810.96/x
  3. Step 3: Cross multiply
    16,222,130,460.48x = 22,379,408,909.64 × 9,788,361,810.96
  4. Step 4: Simplify right side
    16,222,130,460.48x = 219,057,751,522,978,136,064
  5. Step 5: Solve for x
    x = 219,057,751,522,978,136,064/16,222,130,460.48
  6. Step 6: Final answer
    x = 13,503,636,409.33

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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.