Home / 320,112,054.70-449,366,200.10-320,112,054.70

Finding the Fourth Proportional to 320,112,054.70, 449,366,200.10 and 320,112,054.70

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Solution

The fourth proportional to 320,112,054.70, 449,366,200.10 and 320,112,054.70 is: 449,366,200.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,112,054.70 : 449,366,200.10 = 320,112,054.70 : x
  2. Step 2: Convert to fraction form
    320,112,054.70/449,366,200.10 = 320,112,054.70/x
  3. Step 3: Cross multiply
    320,112,054.70x = 449,366,200.10 × 320,112,054.70
  4. Step 4: Simplify right side
    320,112,054.70x = 143,847,537,626,742,352
  5. Step 5: Solve for x
    x = 143,847,537,626,742,352/320,112,054.70
  6. Step 6: Final answer
    x = 449,366,200.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.