Home / 268,298,466.90-370,227,453.57-155,248,418.26

Finding the Fourth Proportional to 268,298,466.90, 370,227,453.57 and 155,248,418.26

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Solution

The fourth proportional to 268,298,466.90, 370,227,453.57 and 155,248,418.26 is: 214,228,680.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,298,466.90 : 370,227,453.57 = 155,248,418.26 : x
  2. Step 2: Convert to fraction form
    268,298,466.90/370,227,453.57 = 155,248,418.26/x
  3. Step 3: Cross multiply
    268,298,466.90x = 370,227,453.57 × 155,248,418.26
  4. Step 4: Simplify right side
    268,298,466.90x = 57,477,226,563,170,088
  5. Step 5: Solve for x
    x = 57,477,226,563,170,088/268,298,466.90
  6. Step 6: Final answer
    x = 214,228,680.57

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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.