Home / 543,214,453.68-814,879,699.20-232,354,228.32

Finding the Fourth Proportional to 543,214,453.68, 814,879,699.20 and 232,354,228.32

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Solution

The fourth proportional to 543,214,453.68, 814,879,699.20 and 232,354,228.32 is: 348,556,159.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,214,453.68 : 814,879,699.20 = 232,354,228.32 : x
  2. Step 2: Convert to fraction form
    543,214,453.68/814,879,699.20 = 232,354,228.32/x
  3. Step 3: Cross multiply
    543,214,453.68x = 814,879,699.20 × 232,354,228.32
  4. Step 4: Simplify right side
    543,214,453.68x = 189,340,743,681,249,728
  5. Step 5: Solve for x
    x = 189,340,743,681,249,728/543,214,453.68
  6. Step 6: Final answer
    x = 348,556,159.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.