Home / 260,868,974.60-359,997,062.90-143,393,055.81

Finding the Fourth Proportional to 260,868,974.60, 359,997,062.90 and 143,393,055.81

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Solution

The fourth proportional to 260,868,974.60, 359,997,062.90 and 143,393,055.81 is: 197,881,250.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,868,974.60 : 359,997,062.90 = 143,393,055.81 : x
  2. Step 2: Convert to fraction form
    260,868,974.60/359,997,062.90 = 143,393,055.81/x
  3. Step 3: Cross multiply
    260,868,974.60x = 359,997,062.90 × 143,393,055.81
  4. Step 4: Simplify right side
    260,868,974.60x = 51,621,078,931,138,816
  5. Step 5: Solve for x
    x = 51,621,078,931,138,816/260,868,974.60
  6. Step 6: Final answer
    x = 197,881,250.58

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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.