Home / 366,159,424.95-505,309,117.95-198,895,633.47

Finding the Fourth Proportional to 366,159,424.95, 505,309,117.95 and 198,895,633.47

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Solution

The fourth proportional to 366,159,424.95, 505,309,117.95 and 198,895,633.47 is: 274,480,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,159,424.95 : 505,309,117.95 = 198,895,633.47 : x
  2. Step 2: Convert to fraction form
    366,159,424.95/505,309,117.95 = 198,895,633.47/x
  3. Step 3: Cross multiply
    366,159,424.95x = 505,309,117.95 × 198,895,633.47
  4. Step 4: Simplify right side
    366,159,424.95x = 100,503,777,112,832,192
  5. Step 5: Solve for x
    x = 100,503,777,112,832,192/366,159,424.95
  6. Step 6: Final answer
    x = 274,480,923.51

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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.