Home / 108,759,276.42-163,137,313.81-26,878,150.20

Finding the Fourth Proportional to 108,759,276.42, 163,137,313.81 and 26,878,150.20

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Solution

The fourth proportional to 108,759,276.42, 163,137,313.81 and 26,878,150.20 is: 40,316,829.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,759,276.42 : 163,137,313.81 = 26,878,150.20 : x
  2. Step 2: Convert to fraction form
    108,759,276.42/163,137,313.81 = 26,878,150.20/x
  3. Step 3: Cross multiply
    108,759,276.42x = 163,137,313.81 × 26,878,150.20
  4. Step 4: Simplify right side
    108,759,276.42x = 4,384,829,223,809,714
  5. Step 5: Solve for x
    x = 4,384,829,223,809,714/108,759,276.42
  6. Step 6: Final answer
    x = 40,316,829.68

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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.