Home / 1,903,960,893.92-2,855,864,555.28-971,263,281.36

Finding the Fourth Proportional to 1,903,960,893.92, 2,855,864,555.28 and 971,263,281.36

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Solution

The fourth proportional to 1,903,960,893.92, 2,855,864,555.28 and 971,263,281.36 is: 1,456,855,751.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,960,893.92 : 2,855,864,555.28 = 971,263,281.36 : x
  2. Step 2: Convert to fraction form
    1,903,960,893.92/2,855,864,555.28 = 971,263,281.36/x
  3. Step 3: Cross multiply
    1,903,960,893.92x = 2,855,864,555.28 × 971,263,281.36
  4. Step 4: Simplify right side
    1,903,960,893.92x = 2,773,796,379,080,970,240
  5. Step 5: Solve for x
    x = 2,773,796,379,080,970,240/1,903,960,893.92
  6. Step 6: Final answer
    x = 1,456,855,751.57

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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.