Home / 5,009,875,959.51-6,913,439,406.39-2,782,351,636.83

Finding the Fourth Proportional to 5,009,875,959.51, 6,913,439,406.39 and 2,782,351,636.83

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Solution

The fourth proportional to 5,009,875,959.51, 6,913,439,406.39 and 2,782,351,636.83 is: 3,839,540,061.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009,875,959.51 : 6,913,439,406.39 = 2,782,351,636.83 : x
  2. Step 2: Convert to fraction form
    5,009,875,959.51/6,913,439,406.39 = 2,782,351,636.83/x
  3. Step 3: Cross multiply
    5,009,875,959.51x = 6,913,439,406.39 × 2,782,351,636.83
  4. Step 4: Simplify right side
    5,009,875,959.51x = 19,235,619,448,494,239,744
  5. Step 5: Solve for x
    x = 19,235,619,448,494,239,744/5,009,875,959.51
  6. Step 6: Final answer
    x = 3,839,540,061.26

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Double scale
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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.