Home / 366,984,647.70-550,476,971.55-148,739,543.70

Finding the Fourth Proportional to 366,984,647.70, 550,476,971.55 and 148,739,543.70

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Solution

The fourth proportional to 366,984,647.70, 550,476,971.55 and 148,739,543.70 is: 223,109,315.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,984,647.70 : 550,476,971.55 = 148,739,543.70 : x
  2. Step 2: Convert to fraction form
    366,984,647.70/550,476,971.55 = 148,739,543.70/x
  3. Step 3: Cross multiply
    366,984,647.70x = 550,476,971.55 × 148,739,543.70
  4. Step 4: Simplify right side
    366,984,647.70x = 81,877,693,565,704,864
  5. Step 5: Solve for x
    x = 81,877,693,565,704,864/366,984,647.70
  6. Step 6: Final answer
    x = 223,109,315.55

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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.