Home / 2,658,364,899.36-3,668,752,685.52-1,513,979,392.32

Finding the Fourth Proportional to 2,658,364,899.36, 3,668,752,685.52 and 1,513,979,392.32

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Solution

The fourth proportional to 2,658,364,899.36, 3,668,752,685.52 and 1,513,979,392.32 is: 2,089,410,660.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658,364,899.36 : 3,668,752,685.52 = 1,513,979,392.32 : x
  2. Step 2: Convert to fraction form
    2,658,364,899.36/3,668,752,685.52 = 1,513,979,392.32/x
  3. Step 3: Cross multiply
    2,658,364,899.36x = 3,668,752,685.52 × 1,513,979,392.32
  4. Step 4: Simplify right side
    2,658,364,899.36x = 5,554,415,961,395,937,280
  5. Step 5: Solve for x
    x = 5,554,415,961,395,937,280/2,658,364,899.36
  6. Step 6: Final answer
    x = 2,089,410,660.94

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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.