Home / 366,980,852.85-550,471,279.28-352,872,078.45

Finding the Fourth Proportional to 366,980,852.85, 550,471,279.28 and 352,872,078.45

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Solution

The fourth proportional to 366,980,852.85, 550,471,279.28 and 352,872,078.45 is: 529,308,117.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,980,852.85 : 550,471,279.28 = 352,872,078.45 : x
  2. Step 2: Convert to fraction form
    366,980,852.85/550,471,279.28 = 352,872,078.45/x
  3. Step 3: Cross multiply
    366,980,852.85x = 550,471,279.28 × 352,872,078.45
  4. Step 4: Simplify right side
    366,980,852.85x = 194,245,944,444,799,648
  5. Step 5: Solve for x
    x = 194,245,944,444,799,648/366,980,852.85
  6. Step 6: Final answer
    x = 529,308,117.68

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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.