Home / 834,978,883.02-1,152,239,290.74-463,724,829.24

Finding the Fourth Proportional to 834,978,883.02, 1,152,239,290.74 and 463,724,829.24

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Solution

The fourth proportional to 834,978,883.02, 1,152,239,290.74 and 463,724,829.24 is: 639,922,732.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,978,883.02 : 1,152,239,290.74 = 463,724,829.24 : x
  2. Step 2: Convert to fraction form
    834,978,883.02/1,152,239,290.74 = 463,724,829.24/x
  3. Step 3: Cross multiply
    834,978,883.02x = 1,152,239,290.74 × 463,724,829.24
  4. Step 4: Simplify right side
    834,978,883.02x = 534,321,968,342,025,216
  5. Step 5: Solve for x
    x = 534,321,968,342,025,216/834,978,883.02
  6. Step 6: Final answer
    x = 639,922,732.43

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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.