Home / 2,176,921,169.33-3,264,170,330.81-1,291,966,141.01

Finding the Fourth Proportional to 2,176,921,169.33, 3,264,170,330.81 and 1,291,966,141.01

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Solution

The fourth proportional to 2,176,921,169.33, 3,264,170,330.81 and 1,291,966,141.01 is: 1,937,230,252.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,921,169.33 : 3,264,170,330.81 = 1,291,966,141.01 : x
  2. Step 2: Convert to fraction form
    2,176,921,169.33/3,264,170,330.81 = 1,291,966,141.01/x
  3. Step 3: Cross multiply
    2,176,921,169.33x = 3,264,170,330.81 × 1,291,966,141.01
  4. Step 4: Simplify right side
    2,176,921,169.33x = 4,217,197,545,882,840,064
  5. Step 5: Solve for x
    x = 4,217,197,545,882,840,064/2,176,921,169.33
  6. Step 6: Final answer
    x = 1,937,230,252.21

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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.