Home / 1,554,825,439.80-2,134,237,857.12-1,374,666,940.80

Finding the Fourth Proportional to 1,554,825,439.80, 2,134,237,857.12 and 1,374,666,940.80

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Solution

The fourth proportional to 1,554,825,439.80, 2,134,237,857.12 and 1,374,666,940.80 is: 1,886,942,515.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,825,439.80 : 2,134,237,857.12 = 1,374,666,940.80 : x
  2. Step 2: Convert to fraction form
    1,554,825,439.80/2,134,237,857.12 = 1,374,666,940.80/x
  3. Step 3: Cross multiply
    1,554,825,439.80x = 2,134,237,857.12 × 1,374,666,940.80
  4. Step 4: Simplify right side
    1,554,825,439.80x = 2,933,866,225,986,697,728
  5. Step 5: Solve for x
    x = 2,933,866,225,986,697,728/1,554,825,439.80
  6. Step 6: Final answer
    x = 1,886,942,515.14

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.