Home / 1,058,154,496.20-1,585,318,556.70-905,099,488.20

Finding the Fourth Proportional to 1,058,154,496.20, 1,585,318,556.70 and 905,099,488.20

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Solution

The fourth proportional to 1,058,154,496.20, 1,585,318,556.70 and 905,099,488.20 is: 1,356,012,774.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,154,496.20 : 1,585,318,556.70 = 905,099,488.20 : x
  2. Step 2: Convert to fraction form
    1,058,154,496.20/1,585,318,556.70 = 905,099,488.20/x
  3. Step 3: Cross multiply
    1,058,154,496.20x = 1,585,318,556.70 × 905,099,488.20
  4. Step 4: Simplify right side
    1,058,154,496.20x = 1,434,871,014,303,132,672
  5. Step 5: Solve for x
    x = 1,434,871,014,303,132,672/1,058,154,496.20
  6. Step 6: Final answer
    x = 1,356,012,774.56

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1.5x scale

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.