Home / 268,889,418.35-403,334,127.53-132,840,522.35

Finding the Fourth Proportional to 268,889,418.35, 403,334,127.53 and 132,840,522.35

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Solution

The fourth proportional to 268,889,418.35, 403,334,127.53 and 132,840,522.35 is: 199,260,783.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,889,418.35 : 403,334,127.53 = 132,840,522.35 : x
  2. Step 2: Convert to fraction form
    268,889,418.35/403,334,127.53 = 132,840,522.35/x
  3. Step 3: Cross multiply
    268,889,418.35x = 403,334,127.53 × 132,840,522.35
  4. Step 4: Simplify right side
    268,889,418.35x = 53,579,116,182,666,712
  5. Step 5: Solve for x
    x = 53,579,116,182,666,712/268,889,418.35
  6. Step 6: Final answer
    x = 199,260,783.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.