Home / 1,173,434,245.10-1,760,151,693.81-436,407,851.42

Finding the Fourth Proportional to 1,173,434,245.10, 1,760,151,693.81 and 436,407,851.42

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Solution

The fourth proportional to 1,173,434,245.10, 1,760,151,693.81 and 436,407,851.42 is: 654,611,898.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,434,245.10 : 1,760,151,693.81 = 436,407,851.42 : x
  2. Step 2: Convert to fraction form
    1,173,434,245.10/1,760,151,693.81 = 436,407,851.42/x
  3. Step 3: Cross multiply
    1,173,434,245.10x = 1,760,151,693.81 × 436,407,851.42
  4. Step 4: Simplify right side
    1,173,434,245.10x = 768,144,018,868,895,872
  5. Step 5: Solve for x
    x = 768,144,018,868,895,872/1,173,434,245.10
  6. Step 6: Final answer
    x = 654,611,898.43

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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.