Home / 130,045,407.73-195,111,474.75-86,497,845.13

Finding the Fourth Proportional to 130,045,407.73, 195,111,474.75 and 86,497,845.13

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Solution

The fourth proportional to 130,045,407.73, 195,111,474.75 and 86,497,845.13 is: 129,775,610.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,045,407.73 : 195,111,474.75 = 86,497,845.13 : x
  2. Step 2: Convert to fraction form
    130,045,407.73/195,111,474.75 = 86,497,845.13/x
  3. Step 3: Cross multiply
    130,045,407.73x = 195,111,474.75 × 86,497,845.13
  4. Step 4: Simplify right side
    130,045,407.73x = 16,876,722,124,603,360
  5. Step 5: Solve for x
    x = 16,876,722,124,603,360/130,045,407.73
  6. Step 6: Final answer
    x = 129,775,610.07

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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.