Home / 550,434,827.10-759,600,186.60-302,916,181.38

Finding the Fourth Proportional to 550,434,827.10, 759,600,186.60 and 302,916,181.38

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Solution

The fourth proportional to 550,434,827.10, 759,600,186.60 and 302,916,181.38 is: 418,024,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,434,827.10 : 759,600,186.60 = 302,916,181.38 : x
  2. Step 2: Convert to fraction form
    550,434,827.10/759,600,186.60 = 302,916,181.38/x
  3. Step 3: Cross multiply
    550,434,827.10x = 759,600,186.60 × 302,916,181.38
  4. Step 4: Simplify right side
    550,434,827.10x = 230,095,187,900,407,456
  5. Step 5: Solve for x
    x = 230,095,187,900,407,456/550,434,827.10
  6. Step 6: Final answer
    x = 418,024,399.21

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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.