Home / 261,417,752.76-360,092,126.70-199,430,474.52

Finding the Fourth Proportional to 261,417,752.76, 360,092,126.70 and 199,430,474.52

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Solution

The fourth proportional to 261,417,752.76, 360,092,126.70 and 199,430,474.52 is: 274,707,218.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,417,752.76 : 360,092,126.70 = 199,430,474.52 : x
  2. Step 2: Convert to fraction form
    261,417,752.76/360,092,126.70 = 199,430,474.52/x
  3. Step 3: Cross multiply
    261,417,752.76x = 360,092,126.70 × 199,430,474.52
  4. Step 4: Simplify right side
    261,417,752.76x = 71,813,343,698,696,960
  5. Step 5: Solve for x
    x = 71,813,343,698,696,960/261,417,752.76
  6. Step 6: Final answer
    x = 274,707,218.39

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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.