Home / 108,643,717.20-163,037,364.60-51,152,427.60

Finding the Fourth Proportional to 108,643,717.20, 163,037,364.60 and 51,152,427.60

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Solution

The fourth proportional to 108,643,717.20, 163,037,364.60 and 51,152,427.60 is: 76,762,441.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,643,717.20 : 163,037,364.60 = 51,152,427.60 : x
  2. Step 2: Convert to fraction form
    108,643,717.20/163,037,364.60 = 51,152,427.60/x
  3. Step 3: Cross multiply
    108,643,717.20x = 163,037,364.60 × 51,152,427.60
  4. Step 4: Simplify right side
    108,643,717.20x = 8,339,756,988,796,303
  5. Step 5: Solve for x
    x = 8,339,756,988,796,303/108,643,717.20
  6. Step 6: Final answer
    x = 76,762,441.53

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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.