Home / 656,740,417.35-906,301,847.39-359,382,722.70

Finding the Fourth Proportional to 656,740,417.35, 906,301,847.39 and 359,382,722.70

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Solution

The fourth proportional to 656,740,417.35, 906,301,847.39 and 359,382,722.70 is: 495,948,196.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,740,417.35 : 906,301,847.39 = 359,382,722.70 : x
  2. Step 2: Convert to fraction form
    656,740,417.35/906,301,847.39 = 359,382,722.70/x
  3. Step 3: Cross multiply
    656,740,417.35x = 906,301,847.39 × 359,382,722.70
  4. Step 4: Simplify right side
    656,740,417.35x = 325,709,225,503,058,048
  5. Step 5: Solve for x
    x = 325,709,225,503,058,048/656,740,417.35
  6. Step 6: Final answer
    x = 495,948,196.42

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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.