Home / 719,025,099.61-1,077,584,169.47-369,257,039.38

Finding the Fourth Proportional to 719,025,099.61, 1,077,584,169.47 and 369,257,039.38

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Solution

The fourth proportional to 719,025,099.61, 1,077,584,169.47 and 369,257,039.38 is: 553,395,897.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,025,099.61 : 1,077,584,169.47 = 369,257,039.38 : x
  2. Step 2: Convert to fraction form
    719,025,099.61/1,077,584,169.47 = 369,257,039.38/x
  3. Step 3: Cross multiply
    719,025,099.61x = 1,077,584,169.47 × 369,257,039.38
  4. Step 4: Simplify right side
    719,025,099.61x = 397,905,540,100,749,056
  5. Step 5: Solve for x
    x = 397,905,540,100,749,056/719,025,099.61
  6. Step 6: Final answer
    x = 553,395,897.19

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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.