Home / 255,267,608.54-383,012,786.72-89,390,169.01

Finding the Fourth Proportional to 255,267,608.54, 383,012,786.72 and 89,390,169.01

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Solution

The fourth proportional to 255,267,608.54, 383,012,786.72 and 89,390,169.01 is: 134,124,254.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,267,608.54 : 383,012,786.72 = 89,390,169.01 : x
  2. Step 2: Convert to fraction form
    255,267,608.54/383,012,786.72 = 89,390,169.01/x
  3. Step 3: Cross multiply
    255,267,608.54x = 383,012,786.72 × 89,390,169.01
  4. Step 4: Simplify right side
    255,267,608.54x = 34,237,577,736,487,396
  5. Step 5: Solve for x
    x = 34,237,577,736,487,396/255,267,608.54
  6. Step 6: Final answer
    x = 134,124,254.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.