Home / 909,786,160.26-1,364,683,238.37-288,004,446.81

Finding the Fourth Proportional to 909,786,160.26, 1,364,683,238.37 and 288,004,446.81

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Solution

The fourth proportional to 909,786,160.26, 1,364,683,238.37 and 288,004,446.81 is: 432,007,935.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,786,160.26 : 1,364,683,238.37 = 288,004,446.81 : x
  2. Step 2: Convert to fraction form
    909,786,160.26/1,364,683,238.37 = 288,004,446.81/x
  3. Step 3: Cross multiply
    909,786,160.26x = 1,364,683,238.37 × 288,004,446.81
  4. Step 4: Simplify right side
    909,786,160.26x = 393,034,841,137,631,168
  5. Step 5: Solve for x
    x = 393,034,841,137,631,168/909,786,160.26
  6. Step 6: Final answer
    x = 432,007,935.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.