Home / 238,237,670.80-328,775,959.93-132,395,547.17

Finding the Fourth Proportional to 238,237,670.80, 328,775,959.93 and 132,395,547.17

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Solution

The fourth proportional to 238,237,670.80, 328,775,959.93 and 132,395,547.17 is: 182,710,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,237,670.80 : 328,775,959.93 = 132,395,547.17 : x
  2. Step 2: Convert to fraction form
    238,237,670.80/328,775,959.93 = 132,395,547.17/x
  3. Step 3: Cross multiply
    238,237,670.80x = 328,775,959.93 × 132,395,547.17
  4. Step 4: Simplify right side
    238,237,670.80x = 43,528,473,111,274,344
  5. Step 5: Solve for x
    x = 43,528,473,111,274,344/238,237,670.80
  6. Step 6: Final answer
    x = 182,710,286.60

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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.