Home / 1,254,979,358.94-1,882,698,878.84-517,647,040.38

Finding the Fourth Proportional to 1,254,979,358.94, 1,882,698,878.84 and 517,647,040.38

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Solution

The fourth proportional to 1,254,979,358.94, 1,882,698,878.84 and 517,647,040.38 is: 776,565,363.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,979,358.94 : 1,882,698,878.84 = 517,647,040.38 : x
  2. Step 2: Convert to fraction form
    1,254,979,358.94/1,882,698,878.84 = 517,647,040.38/x
  3. Step 3: Cross multiply
    1,254,979,358.94x = 1,882,698,878.84 × 517,647,040.38
  4. Step 4: Simplify right side
    1,254,979,358.94x = 974,573,502,558,270,208
  5. Step 5: Solve for x
    x = 974,573,502,558,270,208/1,254,979,358.94
  6. Step 6: Final answer
    x = 776,565,363.90

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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.