Home / 166,248,010.80-249,372,016.20-154,910,602.80

Finding the Fourth Proportional to 166,248,010.80, 249,372,016.20 and 154,910,602.80

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Solution

The fourth proportional to 166,248,010.80, 249,372,016.20 and 154,910,602.80 is: 232,365,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,248,010.80 : 249,372,016.20 = 154,910,602.80 : x
  2. Step 2: Convert to fraction form
    166,248,010.80/249,372,016.20 = 154,910,602.80/x
  3. Step 3: Cross multiply
    166,248,010.80x = 249,372,016.20 × 154,910,602.80
  4. Step 4: Simplify right side
    166,248,010.80x = 38,630,369,350,993,368
  5. Step 5: Solve for x
    x = 38,630,369,350,993,368/166,248,010.80
  6. Step 6: Final answer
    x = 232,365,904.20

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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.