Home / 195,121,974.13-269,243,500.77-111,495,525.50

Finding the Fourth Proportional to 195,121,974.13, 269,243,500.77 and 111,495,525.50

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Solution

The fourth proportional to 195,121,974.13, 269,243,500.77 and 111,495,525.50 is: 153,849,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,121,974.13 : 269,243,500.77 = 111,495,525.50 : x
  2. Step 2: Convert to fraction form
    195,121,974.13/269,243,500.77 = 111,495,525.50/x
  3. Step 3: Cross multiply
    195,121,974.13x = 269,243,500.77 × 111,495,525.50
  4. Step 4: Simplify right side
    195,121,974.13x = 30,019,445,606,483,912
  5. Step 5: Solve for x
    x = 30,019,445,606,483,912/195,121,974.13
  6. Step 6: Final answer
    x = 153,849,640.67

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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.