Home / 166,003,246.80-249,004,870.20-97,128,493.20

Finding the Fourth Proportional to 166,003,246.80, 249,004,870.20 and 97,128,493.20

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Solution

The fourth proportional to 166,003,246.80, 249,004,870.20 and 97,128,493.20 is: 145,692,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,003,246.80 : 249,004,870.20 = 97,128,493.20 : x
  2. Step 2: Convert to fraction form
    166,003,246.80/249,004,870.20 = 97,128,493.20/x
  3. Step 3: Cross multiply
    166,003,246.80x = 249,004,870.20 × 97,128,493.20
  4. Step 4: Simplify right side
    166,003,246.80x = 24,185,467,841,987,584
  5. Step 5: Solve for x
    x = 24,185,467,841,987,584/166,003,246.80
  6. Step 6: Final answer
    x = 145,692,739.80

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1.5x scale

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.