Home / 646,682,562.63-970,009,916.67-180,331,561.35

Finding the Fourth Proportional to 646,682,562.63, 970,009,916.67 and 180,331,561.35

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Solution

The fourth proportional to 646,682,562.63, 970,009,916.67 and 180,331,561.35 is: 270,493,458.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,682,562.63 : 970,009,916.67 = 180,331,561.35 : x
  2. Step 2: Convert to fraction form
    646,682,562.63/970,009,916.67 = 180,331,561.35/x
  3. Step 3: Cross multiply
    646,682,562.63x = 970,009,916.67 × 180,331,561.35
  4. Step 4: Simplify right side
    646,682,562.63x = 174,923,402,798,084,480
  5. Step 5: Solve for x
    x = 174,923,402,798,084,480/646,682,562.63
  6. Step 6: Final answer
    x = 270,493,458.32

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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.