Home / 108,880,376.40-163,320,564.60-48,296,102.40

Finding the Fourth Proportional to 108,880,376.40, 163,320,564.60 and 48,296,102.40

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Solution

The fourth proportional to 108,880,376.40, 163,320,564.60 and 48,296,102.40 is: 72,444,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,880,376.40 : 163,320,564.60 = 48,296,102.40 : x
  2. Step 2: Convert to fraction form
    108,880,376.40/163,320,564.60 = 48,296,102.40/x
  3. Step 3: Cross multiply
    108,880,376.40x = 163,320,564.60 × 48,296,102.40
  4. Step 4: Simplify right side
    108,880,376.40x = 7,887,746,711,947,415
  5. Step 5: Solve for x
    x = 7,887,746,711,947,415/108,880,376.40
  6. Step 6: Final answer
    x = 72,444,153.60

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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.