Home / 3,155,890,388.80-4,733,835,583.20-1,316,962,811.20

Finding the Fourth Proportional to 3,155,890,388.80, 4,733,835,583.20 and 1,316,962,811.20

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Solution

The fourth proportional to 3,155,890,388.80, 4,733,835,583.20 and 1,316,962,811.20 is: 1,975,444,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,890,388.80 : 4,733,835,583.20 = 1,316,962,811.20 : x
  2. Step 2: Convert to fraction form
    3,155,890,388.80/4,733,835,583.20 = 1,316,962,811.20/x
  3. Step 3: Cross multiply
    3,155,890,388.80x = 4,733,835,583.20 × 1,316,962,811.20
  4. Step 4: Simplify right side
    3,155,890,388.80x = 6,234,285,417,409,662,976
  5. Step 5: Solve for x
    x = 6,234,285,417,409,662,976/3,155,890,388.80
  6. Step 6: Final answer
    x = 1,975,444,216.80

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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.