Home / 1,300,607,729.05-1,794,840,443.46-705,892,222.54

Finding the Fourth Proportional to 1,300,607,729.05, 1,794,840,443.46 and 705,892,222.54

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Solution

The fourth proportional to 1,300,607,729.05, 1,794,840,443.46 and 705,892,222.54 is: 974,132,231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,607,729.05 : 1,794,840,443.46 = 705,892,222.54 : x
  2. Step 2: Convert to fraction form
    1,300,607,729.05/1,794,840,443.46 = 705,892,222.54/x
  3. Step 3: Cross multiply
    1,300,607,729.05x = 1,794,840,443.46 × 705,892,222.54
  4. Step 4: Simplify right side
    1,300,607,729.05x = 1,266,963,909,738,658,560
  5. Step 5: Solve for x
    x = 1,266,963,909,738,658,560/1,300,607,729.05
  6. Step 6: Final answer
    x = 974,132,231.76

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.