Home / 108,907,226.70-163,360,840.05-84,248,364.30

Finding the Fourth Proportional to 108,907,226.70, 163,360,840.05 and 84,248,364.30

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Solution

The fourth proportional to 108,907,226.70, 163,360,840.05 and 84,248,364.30 is: 126,372,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,907,226.70 : 163,360,840.05 = 84,248,364.30 : x
  2. Step 2: Convert to fraction form
    108,907,226.70/163,360,840.05 = 84,248,364.30/x
  3. Step 3: Cross multiply
    108,907,226.70x = 163,360,840.05 × 84,248,364.30
  4. Step 4: Simplify right side
    108,907,226.70x = 13,762,883,564,886,430
  5. Step 5: Solve for x
    x = 13,762,883,564,886,430/108,907,226.70
  6. Step 6: Final answer
    x = 126,372,546.45

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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.