Home / 268,064,718.60-401,725,069.14-122,141,663.40

Finding the Fourth Proportional to 268,064,718.60, 401,725,069.14 and 122,141,663.40

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Solution

The fourth proportional to 268,064,718.60, 401,725,069.14 and 122,141,663.40 is: 183,042,992.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,064,718.60 : 401,725,069.14 = 122,141,663.40 : x
  2. Step 2: Convert to fraction form
    268,064,718.60/401,725,069.14 = 122,141,663.40/x
  3. Step 3: Cross multiply
    268,064,718.60x = 401,725,069.14 × 122,141,663.40
  4. Step 4: Simplify right side
    268,064,718.60x = 49,067,368,174,239,608
  5. Step 5: Solve for x
    x = 49,067,368,174,239,608/268,064,718.60
  6. Step 6: Final answer
    x = 183,042,992.12

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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.