Home / 108,759,275.66-163,137,312.69-26,878,149.45

Finding the Fourth Proportional to 108,759,275.66, 163,137,312.69 and 26,878,149.45

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Solution

The fourth proportional to 108,759,275.66, 163,137,312.69 and 26,878,149.45 is: 40,316,828.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,759,275.66 : 163,137,312.69 = 26,878,149.45 : x
  2. Step 2: Convert to fraction form
    108,759,275.66/163,137,312.69 = 26,878,149.45/x
  3. Step 3: Cross multiply
    108,759,275.66x = 163,137,312.69 × 26,878,149.45
  4. Step 4: Simplify right side
    108,759,275.66x = 4,384,829,071,353,201.50
  5. Step 5: Solve for x
    x = 4,384,829,071,353,201.50/108,759,275.66
  6. Step 6: Final answer
    x = 40,316,828.56

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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.