Home / 1,557,041,850.27-2,148,710,019.80-842,576,900.13

Finding the Fourth Proportional to 1,557,041,850.27, 2,148,710,019.80 and 842,576,900.13

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Solution

The fourth proportional to 1,557,041,850.27, 2,148,710,019.80 and 842,576,900.13 is: 1,162,751,937.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,041,850.27 : 2,148,710,019.80 = 842,576,900.13 : x
  2. Step 2: Convert to fraction form
    1,557,041,850.27/2,148,710,019.80 = 842,576,900.13/x
  3. Step 3: Cross multiply
    1,557,041,850.27x = 2,148,710,019.80 × 842,576,900.13
  4. Step 4: Simplify right side
    1,557,041,850.27x = 1,810,453,427,757,142,016
  5. Step 5: Solve for x
    x = 1,810,453,427,757,142,016/1,557,041,850.27
  6. Step 6: Final answer
    x = 1,162,751,937.23

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.