Home / 240,764,428.80-361,146,643.20-157,540,768.20

Finding the Fourth Proportional to 240,764,428.80, 361,146,643.20 and 157,540,768.20

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Solution

The fourth proportional to 240,764,428.80, 361,146,643.20 and 157,540,768.20 is: 236,311,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,764,428.80 : 361,146,643.20 = 157,540,768.20 : x
  2. Step 2: Convert to fraction form
    240,764,428.80/361,146,643.20 = 157,540,768.20/x
  3. Step 3: Cross multiply
    240,764,428.80x = 361,146,643.20 × 157,540,768.20
  4. Step 4: Simplify right side
    240,764,428.80x = 56,895,319,602,579,304
  5. Step 5: Solve for x
    x = 56,895,319,602,579,304/240,764,428.80
  6. Step 6: Final answer
    x = 236,311,152.30

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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.