Home / 201,393,032.40-301,806,113.40-149,170,096.80

Finding the Fourth Proportional to 201,393,032.40, 301,806,113.40 and 149,170,096.80

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Solution

The fourth proportional to 201,393,032.40, 301,806,113.40 and 149,170,096.80 is: 223,545,207.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,393,032.40 : 301,806,113.40 = 149,170,096.80 : x
  2. Step 2: Convert to fraction form
    201,393,032.40/301,806,113.40 = 149,170,096.80/x
  3. Step 3: Cross multiply
    201,393,032.40x = 301,806,113.40 × 149,170,096.80
  4. Step 4: Simplify right side
    201,393,032.40x = 45,020,447,150,709,776
  5. Step 5: Solve for x
    x = 45,020,447,150,709,776/201,393,032.40
  6. Step 6: Final answer
    x = 223,545,207.17

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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.