Home / 261,483,339.72-360,842,606.82-144,019,608.60

Finding the Fourth Proportional to 261,483,339.72, 360,842,606.82 and 144,019,608.60

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Solution

The fourth proportional to 261,483,339.72, 360,842,606.82 and 144,019,608.60 is: 198,744,635.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,483,339.72 : 360,842,606.82 = 144,019,608.60 : x
  2. Step 2: Convert to fraction form
    261,483,339.72/360,842,606.82 = 144,019,608.60/x
  3. Step 3: Cross multiply
    261,483,339.72x = 360,842,606.82 × 144,019,608.60
  4. Step 4: Simplify right side
    261,483,339.72x = 51,968,411,000,420,088
  5. Step 5: Solve for x
    x = 51,968,411,000,420,088/261,483,339.72
  6. Step 6: Final answer
    x = 198,744,635.34

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1.5x scale

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.