Home / 247,484,218.80-371,226,328.20-111,435,322.80

Finding the Fourth Proportional to 247,484,218.80, 371,226,328.20 and 111,435,322.80

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Solution

The fourth proportional to 247,484,218.80, 371,226,328.20 and 111,435,322.80 is: 167,152,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,484,218.80 : 371,226,328.20 = 111,435,322.80 : x
  2. Step 2: Convert to fraction form
    247,484,218.80/371,226,328.20 = 111,435,322.80/x
  3. Step 3: Cross multiply
    247,484,218.80x = 371,226,328.20 × 111,435,322.80
  4. Step 4: Simplify right side
    247,484,218.80x = 41,367,725,714,825,744
  5. Step 5: Solve for x
    x = 41,367,725,714,825,744/247,484,218.80
  6. Step 6: Final answer
    x = 167,152,984.20

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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.