Home / 1,890,265,891.20-2,835,398,836.80-1,635,461,923.20

Finding the Fourth Proportional to 1,890,265,891.20, 2,835,398,836.80 and 1,635,461,923.20

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Solution

The fourth proportional to 1,890,265,891.20, 2,835,398,836.80 and 1,635,461,923.20 is: 2,453,192,884.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,265,891.20 : 2,835,398,836.80 = 1,635,461,923.20 : x
  2. Step 2: Convert to fraction form
    1,890,265,891.20/2,835,398,836.80 = 1,635,461,923.20/x
  3. Step 3: Cross multiply
    1,890,265,891.20x = 2,835,398,836.80 × 1,635,461,923.20
  4. Step 4: Simplify right side
    1,890,265,891.20x = 4,637,186,834,671,971,328
  5. Step 5: Solve for x
    x = 4,637,186,834,671,971,328/1,890,265,891.20
  6. Step 6: Final answer
    x = 2,453,192,884.80

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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.