Home / 722,018,679.28-1,082,712,635.28-255,525,125.81

Finding the Fourth Proportional to 722,018,679.28, 1,082,712,635.28 and 255,525,125.81

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Solution

The fourth proportional to 722,018,679.28, 1,082,712,635.28 and 255,525,125.81 is: 383,176,073.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,018,679.28 : 1,082,712,635.28 = 255,525,125.81 : x
  2. Step 2: Convert to fraction form
    722,018,679.28/1,082,712,635.28 = 255,525,125.81/x
  3. Step 3: Cross multiply
    722,018,679.28x = 1,082,712,635.28 × 255,525,125.81
  4. Step 4: Simplify right side
    722,018,679.28x = 276,660,282,340,585,088
  5. Step 5: Solve for x
    x = 276,660,282,340,585,088/722,018,679.28
  6. Step 6: Final answer
    x = 383,176,073.25

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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.