Home / 289,047,933.41-433,502,478.06-133,452,244.80

Finding the Fourth Proportional to 289,047,933.41, 433,502,478.06 and 133,452,244.80

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Solution

The fourth proportional to 289,047,933.41, 433,502,478.06 and 133,452,244.80 is: 200,146,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,047,933.41 : 433,502,478.06 = 133,452,244.80 : x
  2. Step 2: Convert to fraction form
    289,047,933.41/433,502,478.06 = 133,452,244.80/x
  3. Step 3: Cross multiply
    289,047,933.41x = 433,502,478.06 × 133,452,244.80
  4. Step 4: Simplify right side
    289,047,933.41x = 57,851,878,823,469,752
  5. Step 5: Solve for x
    x = 57,851,878,823,469,752/289,047,933.41
  6. Step 6: Final answer
    x = 200,146,315.33

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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.