Home / 2,963,531,979.77-4,445,559,263.14-836,396,623.36

Finding the Fourth Proportional to 2,963,531,979.77, 4,445,559,263.14 and 836,396,623.36

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Solution

The fourth proportional to 2,963,531,979.77, 4,445,559,263.14 and 836,396,623.36 is: 1,254,668,679.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,531,979.77 : 4,445,559,263.14 = 836,396,623.36 : x
  2. Step 2: Convert to fraction form
    2,963,531,979.77/4,445,559,263.14 = 836,396,623.36/x
  3. Step 3: Cross multiply
    2,963,531,979.77x = 4,445,559,263.14 × 836,396,623.36
  4. Step 4: Simplify right side
    2,963,531,979.77x = 3,718,250,756,637,066,240
  5. Step 5: Solve for x
    x = 3,718,250,756,637,066,240/2,963,531,979.77
  6. Step 6: Final answer
    x = 1,254,668,679.81

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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.