Home / 1,724,969,926.79-2,380,626,559.52-1,020,348,912.42

Finding the Fourth Proportional to 1,724,969,926.79, 2,380,626,559.52 and 1,020,348,912.42

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Solution

The fourth proportional to 1,724,969,926.79, 2,380,626,559.52 and 1,020,348,912.42 is: 1,408,180,909.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,969,926.79 : 2,380,626,559.52 = 1,020,348,912.42 : x
  2. Step 2: Convert to fraction form
    1,724,969,926.79/2,380,626,559.52 = 1,020,348,912.42/x
  3. Step 3: Cross multiply
    1,724,969,926.79x = 2,380,626,559.52 × 1,020,348,912.42
  4. Step 4: Simplify right side
    1,724,969,926.79x = 2,429,069,720,883,173,888
  5. Step 5: Solve for x
    x = 2,429,069,720,883,173,888/1,724,969,926.79
  6. Step 6: Final answer
    x = 1,408,180,909.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.