Home / 7,043,279,090.58-9,719,594,386.02-3,871,395,199.26

Finding the Fourth Proportional to 7,043,279,090.58, 9,719,594,386.02 and 3,871,395,199.26

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Solution

The fourth proportional to 7,043,279,090.58, 9,719,594,386.02 and 3,871,395,199.26 is: 5,342,453,502.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043,279,090.58 : 9,719,594,386.02 = 3,871,395,199.26 : x
  2. Step 2: Convert to fraction form
    7,043,279,090.58/9,719,594,386.02 = 3,871,395,199.26/x
  3. Step 3: Cross multiply
    7,043,279,090.58x = 9,719,594,386.02 × 3,871,395,199.26
  4. Step 4: Simplify right side
    7,043,279,090.58x = 37,628,391,044,792,279,040
  5. Step 5: Solve for x
    x = 37,628,391,044,792,279,040/7,043,279,090.58
  6. Step 6: Final answer
    x = 5,342,453,502.25

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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.