Home / 272,893,303.97-409,295,111.51-97,980,127.64

Finding the Fourth Proportional to 272,893,303.97, 409,295,111.51 and 97,980,127.64

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Solution

The fourth proportional to 272,893,303.97, 409,295,111.51 and 97,980,127.64 is: 146,954,090.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,893,303.97 : 409,295,111.51 = 97,980,127.64 : x
  2. Step 2: Convert to fraction form
    272,893,303.97/409,295,111.51 = 97,980,127.64/x
  3. Step 3: Cross multiply
    272,893,303.97x = 409,295,111.51 × 97,980,127.64
  4. Step 4: Simplify right side
    272,893,303.97x = 40,102,787,267,911,168
  5. Step 5: Solve for x
    x = 40,102,787,267,911,168/272,893,303.97
  6. Step 6: Final answer
    x = 146,954,090.43

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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.