Home / 346,715,268.40-478,466,954.94-190,079,012.26

Finding the Fourth Proportional to 346,715,268.40, 478,466,954.94 and 190,079,012.26

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Solution

The fourth proportional to 346,715,268.40, 478,466,954.94 and 190,079,012.26 is: 262,308,973.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,715,268.40 : 478,466,954.94 = 190,079,012.26 : x
  2. Step 2: Convert to fraction form
    346,715,268.40/478,466,954.94 = 190,079,012.26/x
  3. Step 3: Cross multiply
    346,715,268.40x = 478,466,954.94 × 190,079,012.26
  4. Step 4: Simplify right side
    346,715,268.40x = 90,946,526,194,045,120
  5. Step 5: Solve for x
    x = 90,946,526,194,045,120/346,715,268.40
  6. Step 6: Final answer
    x = 262,308,973.62

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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.