Home / 366,984,648.70-550,476,973.05-148,739,544.70

Finding the Fourth Proportional to 366,984,648.70, 550,476,973.05 and 148,739,544.70

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Solution

The fourth proportional to 366,984,648.70, 550,476,973.05 and 148,739,544.70 is: 223,109,317.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,984,648.70 : 550,476,973.05 = 148,739,544.70 : x
  2. Step 2: Convert to fraction form
    366,984,648.70/550,476,973.05 = 148,739,544.70/x
  3. Step 3: Cross multiply
    366,984,648.70x = 550,476,973.05 × 148,739,544.70
  4. Step 4: Simplify right side
    366,984,648.70x = 81,877,694,339,291,152
  5. Step 5: Solve for x
    x = 81,877,694,339,291,152/366,984,648.70
  6. Step 6: Final answer
    x = 223,109,317.05

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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.