Home / 483,960,112,879.90-668,166,363,574.36-308,075,819,145.48

Finding the Fourth Proportional to 483,960,112,879.90, 668,166,363,574.36 and 308,075,819,145.48

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Solution

The fourth proportional to 483,960,112,879.90, 668,166,363,574.36 and 308,075,819,145.48 is: 425,336,498,412.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,960,112,879.90 : 668,166,363,574.36 = 308,075,819,145.48 : x
  2. Step 2: Convert to fraction form
    483,960,112,879.90/668,166,363,574.36 = 308,075,819,145.48/x
  3. Step 3: Cross multiply
    483,960,112,879.90x = 668,166,363,574.36 × 308,075,819,145.48
  4. Step 4: Simplify right side
    483,960,112,879.90x = 205,845,899,783,627,549,442,048
  5. Step 5: Solve for x
    x = 205,845,899,783,627,549,442,048/483,960,112,879.90
  6. Step 6: Final answer
    x = 425,336,498,412.44

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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.