Home / 1,220,833,389.45-1,711,462,570.35-1,220,833,389.45

Finding the Fourth Proportional to 1,220,833,389.45, 1,711,462,570.35 and 1,220,833,389.45

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Solution

The fourth proportional to 1,220,833,389.45, 1,711,462,570.35 and 1,220,833,389.45 is: 1,711,462,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,833,389.45 : 1,711,462,570.35 = 1,220,833,389.45 : x
  2. Step 2: Convert to fraction form
    1,220,833,389.45/1,711,462,570.35 = 1,220,833,389.45/x
  3. Step 3: Cross multiply
    1,220,833,389.45x = 1,711,462,570.35 × 1,220,833,389.45
  4. Step 4: Simplify right side
    1,220,833,389.45x = 2,089,410,650,677,199,616
  5. Step 5: Solve for x
    x = 2,089,410,650,677,199,616/1,220,833,389.45
  6. Step 6: Final answer
    x = 1,711,462,570.35

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.