Home / 298,938,206.95-412,534,982.44-166,779,223.97

Finding the Fourth Proportional to 298,938,206.95, 412,534,982.44 and 166,779,223.97

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Solution

The fourth proportional to 298,938,206.95, 412,534,982.44 and 166,779,223.97 is: 230,155,472.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,938,206.95 : 412,534,982.44 = 166,779,223.97 : x
  2. Step 2: Convert to fraction form
    298,938,206.95/412,534,982.44 = 166,779,223.97/x
  3. Step 3: Cross multiply
    298,938,206.95x = 412,534,982.44 × 166,779,223.97
  4. Step 4: Simplify right side
    298,938,206.95x = 68,802,264,229,966,584
  5. Step 5: Solve for x
    x = 68,802,264,229,966,584/298,938,206.95
  6. Step 6: Final answer
    x = 230,155,472.37

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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.