Home / 873,780,666.30-1,310,670,999.45-786,104,711.10

Finding the Fourth Proportional to 873,780,666.30, 1,310,670,999.45 and 786,104,711.10

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Solution

The fourth proportional to 873,780,666.30, 1,310,670,999.45 and 786,104,711.10 is: 1,179,157,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,780,666.30 : 1,310,670,999.45 = 786,104,711.10 : x
  2. Step 2: Convert to fraction form
    873,780,666.30/1,310,670,999.45 = 786,104,711.10/x
  3. Step 3: Cross multiply
    873,780,666.30x = 1,310,670,999.45 × 786,104,711.10
  4. Step 4: Simplify right side
    873,780,666.30x = 1,030,324,647,369,790,592
  5. Step 5: Solve for x
    x = 1,030,324,647,369,790,592/873,780,666.30
  6. Step 6: Final answer
    x = 1,179,157,066.65

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1.5x scale

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.