Home / 1,130,330,514.24-1,559,857,402.85-628,528,524.03

Finding the Fourth Proportional to 1,130,330,514.24, 1,559,857,402.85 and 628,528,524.03

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Solution

The fourth proportional to 1,130,330,514.24, 1,559,857,402.85 and 628,528,524.03 is: 867,370,082.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,330,514.24 : 1,559,857,402.85 = 628,528,524.03 : x
  2. Step 2: Convert to fraction form
    1,130,330,514.24/1,559,857,402.85 = 628,528,524.03/x
  3. Step 3: Cross multiply
    1,130,330,514.24x = 1,559,857,402.85 × 628,528,524.03
  4. Step 4: Simplify right side
    1,130,330,514.24x = 980,414,871,102,690,816
  5. Step 5: Solve for x
    x = 980,414,871,102,690,816/1,130,330,514.24
  6. Step 6: Final answer
    x = 867,370,082.24

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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.