Home / 1,407,216,392.49-1,941,151,797.63-877,661,005.26

Finding the Fourth Proportional to 1,407,216,392.49, 1,941,151,797.63 and 877,661,005.26

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Solution

The fourth proportional to 1,407,216,392.49, 1,941,151,797.63 and 877,661,005.26 is: 1,210,668,982.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,216,392.49 : 1,941,151,797.63 = 877,661,005.26 : x
  2. Step 2: Convert to fraction form
    1,407,216,392.49/1,941,151,797.63 = 877,661,005.26/x
  3. Step 3: Cross multiply
    1,407,216,392.49x = 1,941,151,797.63 × 877,661,005.26
  4. Step 4: Simplify right side
    1,407,216,392.49x = 1,703,673,238,070,201,856
  5. Step 5: Solve for x
    x = 1,703,673,238,070,201,856/1,407,216,392.49
  6. Step 6: Final answer
    x = 1,210,668,982.51

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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.