Home / 469,968,495.96-648,355,633.02-293,636,372.16

Finding the Fourth Proportional to 469,968,495.96, 648,355,633.02 and 293,636,372.16

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Solution

The fourth proportional to 469,968,495.96, 648,355,633.02 and 293,636,372.16 is: 405,092,676.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,968,495.96 : 648,355,633.02 = 293,636,372.16 : x
  2. Step 2: Convert to fraction form
    469,968,495.96/648,355,633.02 = 293,636,372.16/x
  3. Step 3: Cross multiply
    469,968,495.96x = 648,355,633.02 × 293,636,372.16
  4. Step 4: Simplify right side
    469,968,495.96x = 190,380,795,949,493,120
  5. Step 5: Solve for x
    x = 190,380,795,949,493,120/469,968,495.96
  6. Step 6: Final answer
    x = 405,092,676.61

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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.