Home / 163,839,520.48-226,097,848.92-90,500,662.48

Finding the Fourth Proportional to 163,839,520.48, 226,097,848.92 and 90,500,662.48

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Solution

The fourth proportional to 163,839,520.48, 226,097,848.92 and 90,500,662.48 is: 124,890,533.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,839,520.48 : 226,097,848.92 = 90,500,662.48 : x
  2. Step 2: Convert to fraction form
    163,839,520.48/226,097,848.92 = 90,500,662.48/x
  3. Step 3: Cross multiply
    163,839,520.48x = 226,097,848.92 × 90,500,662.48
  4. Step 4: Simplify right side
    163,839,520.48x = 20,462,005,112,562,952
  5. Step 5: Solve for x
    x = 20,462,005,112,562,952/163,839,520.48
  6. Step 6: Final answer
    x = 124,890,533.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.