Home / 238,328,110.80-357,828,089.40-147,628,846.80

Finding the Fourth Proportional to 238,328,110.80, 357,828,089.40 and 147,628,846.80

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Solution

The fourth proportional to 238,328,110.80, 357,828,089.40 and 147,628,846.80 is: 221,651,352.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,328,110.80 : 357,828,089.40 = 147,628,846.80 : x
  2. Step 2: Convert to fraction form
    238,328,110.80/357,828,089.40 = 147,628,846.80/x
  3. Step 3: Cross multiply
    238,328,110.80x = 357,828,089.40 × 147,628,846.80
  4. Step 4: Simplify right side
    238,328,110.80x = 52,825,748,190,769,304
  5. Step 5: Solve for x
    x = 52,825,748,190,769,304/238,328,110.80
  6. Step 6: Final answer
    x = 221,651,352.89

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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.