Home / 298,938,208.56-412,534,984.64-166,779,225.52

Finding the Fourth Proportional to 298,938,208.56, 412,534,984.64 and 166,779,225.52

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Solution

The fourth proportional to 298,938,208.56, 412,534,984.64 and 166,779,225.52 is: 230,155,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,938,208.56 : 412,534,984.64 = 166,779,225.52 : x
  2. Step 2: Convert to fraction form
    298,938,208.56/412,534,984.64 = 166,779,225.52/x
  3. Step 3: Cross multiply
    298,938,208.56x = 412,534,984.64 × 166,779,225.52
  4. Step 4: Simplify right side
    298,938,208.56x = 68,802,265,238,164,296
  5. Step 5: Solve for x
    x = 68,802,265,238,164,296/298,938,208.56
  6. Step 6: Final answer
    x = 230,155,474.50

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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.