Home / 2,918,786,130.29-4,385,163,809.14-1,871,576,055.65

Finding the Fourth Proportional to 2,918,786,130.29, 4,385,163,809.14 and 1,871,576,055.65

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Solution

The fourth proportional to 2,918,786,130.29, 4,385,163,809.14 and 1,871,576,055.65 is: 2,811,842,738.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,786,130.29 : 4,385,163,809.14 = 1,871,576,055.65 : x
  2. Step 2: Convert to fraction form
    2,918,786,130.29/4,385,163,809.14 = 1,871,576,055.65/x
  3. Step 3: Cross multiply
    2,918,786,130.29x = 4,385,163,809.14 × 1,871,576,055.65
  4. Step 4: Simplify right side
    2,918,786,130.29x = 8,207,167,585,295,653,888
  5. Step 5: Solve for x
    x = 8,207,167,585,295,653,888/2,918,786,130.29
  6. Step 6: Final answer
    x = 2,811,842,738.36

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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.