Home / 1,974,091,426.23-2,724,538,556.72-1,249,946,660.09

Finding the Fourth Proportional to 1,974,091,426.23, 2,724,538,556.72 and 1,249,946,660.09

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Solution

The fourth proportional to 1,974,091,426.23, 2,724,538,556.72 and 1,249,946,660.09 is: 1,725,111,524.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,091,426.23 : 2,724,538,556.72 = 1,249,946,660.09 : x
  2. Step 2: Convert to fraction form
    1,974,091,426.23/2,724,538,556.72 = 1,249,946,660.09/x
  3. Step 3: Cross multiply
    1,974,091,426.23x = 2,724,538,556.72 × 1,249,946,660.09
  4. Step 4: Simplify right side
    1,974,091,426.23x = 3,405,527,869,258,592,768
  5. Step 5: Solve for x
    x = 3,405,527,869,258,592,768/1,974,091,426.23
  6. Step 6: Final answer
    x = 1,725,111,524.22

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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.