Home / 211,686,718.43-317,473,390.59-58,296,312.11

Finding the Fourth Proportional to 211,686,718.43, 317,473,390.59 and 58,296,312.11

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Solution

The fourth proportional to 211,686,718.43, 317,473,390.59 and 58,296,312.11 is: 87,428,857.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,686,718.43 : 317,473,390.59 = 58,296,312.11 : x
  2. Step 2: Convert to fraction form
    211,686,718.43/317,473,390.59 = 58,296,312.11/x
  3. Step 3: Cross multiply
    211,686,718.43x = 317,473,390.59 × 58,296,312.11
  4. Step 4: Simplify right side
    211,686,718.43x = 18,507,527,864,454,576
  5. Step 5: Solve for x
    x = 18,507,527,864,454,576/211,686,718.43
  6. Step 6: Final answer
    x = 87,428,857.14

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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.