Home / 1,151,019,086.88-1,725,786,315.90-451,581,911.02

Finding the Fourth Proportional to 1,151,019,086.88, 1,725,786,315.90 and 451,581,911.02

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Solution

The fourth proportional to 1,151,019,086.88, 1,725,786,315.90 and 451,581,911.02 is: 677,081,632.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,019,086.88 : 1,725,786,315.90 = 451,581,911.02 : x
  2. Step 2: Convert to fraction form
    1,151,019,086.88/1,725,786,315.90 = 451,581,911.02/x
  3. Step 3: Cross multiply
    1,151,019,086.88x = 1,725,786,315.90 × 451,581,911.02
  4. Step 4: Simplify right side
    1,151,019,086.88x = 779,333,882,548,461,952
  5. Step 5: Solve for x
    x = 779,333,882,548,461,952/1,151,019,086.88
  6. Step 6: Final answer
    x = 677,081,632.64

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Double scale
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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.