Home / 870,671,108.36-1,201,634,295.48-494,448,546.03

Finding the Fourth Proportional to 870,671,108.36, 1,201,634,295.48 and 494,448,546.03

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Solution

The fourth proportional to 870,671,108.36, 1,201,634,295.48 and 494,448,546.03 is: 682,400,420.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,671,108.36 : 1,201,634,295.48 = 494,448,546.03 : x
  2. Step 2: Convert to fraction form
    870,671,108.36/1,201,634,295.48 = 494,448,546.03/x
  3. Step 3: Cross multiply
    870,671,108.36x = 1,201,634,295.48 × 494,448,546.03
  4. Step 4: Simplify right side
    870,671,108.36x = 594,146,330,259,869,312
  5. Step 5: Solve for x
    x = 594,146,330,259,869,312/870,671,108.36
  6. Step 6: Final answer
    x = 682,400,420.27

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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.