Home / 47,017,219.20-70,525,828.80-43,615,996.80

Finding the Fourth Proportional to 47,017,219.20, 70,525,828.80 and 43,615,996.80

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Solution

The fourth proportional to 47,017,219.20, 70,525,828.80 and 43,615,996.80 is: 65,423,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,017,219.20 : 70,525,828.80 = 43,615,996.80 : x
  2. Step 2: Convert to fraction form
    47,017,219.20/70,525,828.80 = 43,615,996.80/x
  3. Step 3: Cross multiply
    47,017,219.20x = 70,525,828.80 × 43,615,996.80
  4. Step 4: Simplify right side
    47,017,219.20x = 3,076,054,323,258,147.50
  5. Step 5: Solve for x
    x = 3,076,054,323,258,147.50/47,017,219.20
  6. Step 6: Final answer
    x = 65,423,995.20

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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.