Home / 1,039,051,289.47-1,433,890,326.39-562,741,680.19

Finding the Fourth Proportional to 1,039,051,289.47, 1,433,890,326.39 and 562,741,680.19

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Solution

The fourth proportional to 1,039,051,289.47, 1,433,890,326.39 and 562,741,680.19 is: 776,583,273.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,051,289.47 : 1,433,890,326.39 = 562,741,680.19 : x
  2. Step 2: Convert to fraction form
    1,039,051,289.47/1,433,890,326.39 = 562,741,680.19/x
  3. Step 3: Cross multiply
    1,039,051,289.47x = 1,433,890,326.39 × 562,741,680.19
  4. Step 4: Simplify right side
    1,039,051,289.47x = 806,909,851,470,912,896
  5. Step 5: Solve for x
    x = 806,909,851,470,912,896/1,039,051,289.47
  6. Step 6: Final answer
    x = 776,583,273.27

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Double scale
Find fourth proportional to 1,039,051,290.47, 1,433,890,327.77 and 562,741,681.19
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1.5x scale

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.