Home / 186,626,579.10-279,939,868.65-109,910,118.30

Finding the Fourth Proportional to 186,626,579.10, 279,939,868.65 and 109,910,118.30

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Solution

The fourth proportional to 186,626,579.10, 279,939,868.65 and 109,910,118.30 is: 164,865,177.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,626,579.10 : 279,939,868.65 = 109,910,118.30 : x
  2. Step 2: Convert to fraction form
    186,626,579.10/279,939,868.65 = 109,910,118.30/x
  3. Step 3: Cross multiply
    186,626,579.10x = 279,939,868.65 × 109,910,118.30
  4. Step 4: Simplify right side
    186,626,579.10x = 30,768,224,080,207,956
  5. Step 5: Solve for x
    x = 30,768,224,080,207,956/186,626,579.10
  6. Step 6: Final answer
    x = 164,865,177.45

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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.