Home / 714,613,489.37-986,173,550.60-413,176,168.36

Finding the Fourth Proportional to 714,613,489.37, 986,173,550.60 and 413,176,168.36

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Solution

The fourth proportional to 714,613,489.37, 986,173,550.60 and 413,176,168.36 is: 570,187,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,613,489.37 : 986,173,550.60 = 413,176,168.36 : x
  2. Step 2: Convert to fraction form
    714,613,489.37/986,173,550.60 = 413,176,168.36/x
  3. Step 3: Cross multiply
    714,613,489.37x = 986,173,550.60 × 413,176,168.36
  4. Step 4: Simplify right side
    714,613,489.37x = 407,463,408,974,884,608
  5. Step 5: Solve for x
    x = 407,463,408,974,884,608/714,613,489.37
  6. Step 6: Final answer
    x = 570,187,122.18

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1.5x scale

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.