Home / 349,692,048.64-482,792,813.40-222,604,434.40

Finding the Fourth Proportional to 349,692,048.64, 482,792,813.40 and 222,604,434.40

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Solution

The fourth proportional to 349,692,048.64, 482,792,813.40 and 222,604,434.40 is: 307,332,756.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,692,048.64 : 482,792,813.40 = 222,604,434.40 : x
  2. Step 2: Convert to fraction form
    349,692,048.64/482,792,813.40 = 222,604,434.40/x
  3. Step 3: Cross multiply
    349,692,048.64x = 482,792,813.40 × 222,604,434.40
  4. Step 4: Simplify right side
    349,692,048.64x = 107,471,821,159,291,744
  5. Step 5: Solve for x
    x = 107,471,821,159,291,744/349,692,048.64
  6. Step 6: Final answer
    x = 307,332,756.28

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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.