Home / 1,019,745,891.46-1,529,618,752.98-282,815,786.50

Finding the Fourth Proportional to 1,019,745,891.46, 1,529,618,752.98 and 282,815,786.50

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Solution

The fourth proportional to 1,019,745,891.46, 1,529,618,752.98 and 282,815,786.50 is: 424,223,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,745,891.46 : 1,529,618,752.98 = 282,815,786.50 : x
  2. Step 2: Convert to fraction form
    1,019,745,891.46/1,529,618,752.98 = 282,815,786.50/x
  3. Step 3: Cross multiply
    1,019,745,891.46x = 1,529,618,752.98 × 282,815,786.50
  4. Step 4: Simplify right side
    1,019,745,891.46x = 432,600,330,669,187,904
  5. Step 5: Solve for x
    x = 432,600,330,669,187,904/1,019,745,891.46
  6. Step 6: Final answer
    x = 424,223,656.40

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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.