Home / 410,675,518.76-616,014,328.26-103,967,664.44

Finding the Fourth Proportional to 410,675,518.76, 616,014,328.26 and 103,967,664.44

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Solution

The fourth proportional to 410,675,518.76, 616,014,328.26 and 103,967,664.44 is: 155,951,762.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,675,518.76 : 616,014,328.26 = 103,967,664.44 : x
  2. Step 2: Convert to fraction form
    410,675,518.76/616,014,328.26 = 103,967,664.44/x
  3. Step 3: Cross multiply
    410,675,518.76x = 616,014,328.26 × 103,967,664.44
  4. Step 4: Simplify right side
    410,675,518.76x = 64,045,570,970,767,688
  5. Step 5: Solve for x
    x = 64,045,570,970,767,688/410,675,518.76
  6. Step 6: Final answer
    x = 155,951,762.51

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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.