Home / 261,518,559.54-360,895,591.98-144,043,889.78

Finding the Fourth Proportional to 261,518,559.54, 360,895,591.98 and 144,043,889.78

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Solution

The fourth proportional to 261,518,559.54, 360,895,591.98 and 144,043,889.78 is: 198,780,556.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,518,559.54 : 360,895,591.98 = 144,043,889.78 : x
  2. Step 2: Convert to fraction form
    261,518,559.54/360,895,591.98 = 144,043,889.78/x
  3. Step 3: Cross multiply
    261,518,559.54x = 360,895,591.98 × 144,043,889.78
  4. Step 4: Simplify right side
    261,518,559.54x = 51,984,804,871,450,496
  5. Step 5: Solve for x
    x = 51,984,804,871,450,496/261,518,559.54
  6. Step 6: Final answer
    x = 198,780,556.77

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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.