Home / 108,868,276.80-163,302,415.20-89,972,596.80

Finding the Fourth Proportional to 108,868,276.80, 163,302,415.20 and 89,972,596.80

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Solution

The fourth proportional to 108,868,276.80, 163,302,415.20 and 89,972,596.80 is: 134,958,895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,868,276.80 : 163,302,415.20 = 89,972,596.80 : x
  2. Step 2: Convert to fraction form
    108,868,276.80/163,302,415.20 = 89,972,596.80/x
  3. Step 3: Cross multiply
    108,868,276.80x = 163,302,415.20 × 89,972,596.80
  4. Step 4: Simplify right side
    108,868,276.80x = 14,692,742,359,255,790
  5. Step 5: Solve for x
    x = 14,692,742,359,255,790/108,868,276.80
  6. Step 6: Final answer
    x = 134,958,895.20

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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.