Home / 898,642,968,146.52-1,347,945,566,886.40-218,725,117,545.85

Finding the Fourth Proportional to 898,642,968,146.52, 1,347,945,566,886.40 and 218,725,117,545.85

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Solution

The fourth proportional to 898,642,968,146.52, 1,347,945,566,886.40 and 218,725,117,545.85 is: 328,083,079,724.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,642,968,146.52 : 1,347,945,566,886.40 = 218,725,117,545.85 : x
  2. Step 2: Convert to fraction form
    898,642,968,146.52/1,347,945,566,886.40 = 218,725,117,545.85/x
  3. Step 3: Cross multiply
    898,642,968,146.52x = 1,347,945,566,886.40 × 218,725,117,545.85
  4. Step 4: Simplify right side
    898,642,968,146.52x = 294,829,552,562,635,236,442,112
  5. Step 5: Solve for x
    x = 294,829,552,562,635,236,442,112/898,642,968,146.52
  6. Step 6: Final answer
    x = 328,083,079,724.90

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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.