Home / 148,988,494,933.68-223,480,637,818.56-69,355,504,821.36

Finding the Fourth Proportional to 148,988,494,933.68, 223,480,637,818.56 and 69,355,504,821.36

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Solution

The fourth proportional to 148,988,494,933.68, 223,480,637,818.56 and 69,355,504,821.36 is: 104,032,277,529.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,988,494,933.68 : 223,480,637,818.56 = 69,355,504,821.36 : x
  2. Step 2: Convert to fraction form
    148,988,494,933.68/223,480,637,818.56 = 69,355,504,821.36/x
  3. Step 3: Cross multiply
    148,988,494,933.68x = 223,480,637,818.56 × 69,355,504,821.36
  4. Step 4: Simplify right side
    148,988,494,933.68x = 15,499,612,453,705,745,432,576
  5. Step 5: Solve for x
    x = 15,499,612,453,705,745,432,576/148,988,494,933.68
  6. Step 6: Final answer
    x = 104,032,277,529.92

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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.