Home / 247,849,804.26-371,695,831.22-81,822,395.94

Finding the Fourth Proportional to 247,849,804.26, 371,695,831.22 and 81,822,395.94

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Solution

The fourth proportional to 247,849,804.26, 371,695,831.22 and 81,822,395.94 is: 122,707,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,849,804.26 : 371,695,831.22 = 81,822,395.94 : x
  2. Step 2: Convert to fraction form
    247,849,804.26/371,695,831.22 = 81,822,395.94/x
  3. Step 3: Cross multiply
    247,849,804.26x = 371,695,831.22 × 81,822,395.94
  4. Step 4: Simplify right side
    247,849,804.26x = 30,413,043,470,140,952
  5. Step 5: Solve for x
    x = 30,413,043,470,140,952/247,849,804.26
  6. Step 6: Final answer
    x = 122,707,554.93

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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.