Home / 108,761,342.84-163,140,415.78-26,880,228.16

Finding the Fourth Proportional to 108,761,342.84, 163,140,415.78 and 26,880,228.16

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Solution

The fourth proportional to 108,761,342.84, 163,140,415.78 and 26,880,228.16 is: 40,319,947.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,761,342.84 : 163,140,415.78 = 26,880,228.16 : x
  2. Step 2: Convert to fraction form
    108,761,342.84/163,140,415.78 = 26,880,228.16/x
  3. Step 3: Cross multiply
    108,761,342.84x = 163,140,415.78 × 26,880,228.16
  4. Step 4: Simplify right side
    108,761,342.84x = 4,385,251,598,283,664.50
  5. Step 5: Solve for x
    x = 4,385,251,598,283,664.50/108,761,342.84
  6. Step 6: Final answer
    x = 40,319,947.18

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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.