Home / 211,842,065.88-317,762,628.66-56,395,911.96

Finding the Fourth Proportional to 211,842,065.88, 317,762,628.66 and 56,395,911.96

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Solution

The fourth proportional to 211,842,065.88, 317,762,628.66 and 56,395,911.96 is: 84,593,742.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,842,065.88 : 317,762,628.66 = 56,395,911.96 : x
  2. Step 2: Convert to fraction form
    211,842,065.88/317,762,628.66 = 56,395,911.96/x
  3. Step 3: Cross multiply
    211,842,065.88x = 317,762,628.66 × 56,395,911.96
  4. Step 4: Simplify right side
    211,842,065.88x = 17,920,513,230,087,534
  5. Step 5: Solve for x
    x = 17,920,513,230,087,534/211,842,065.88
  6. Step 6: Final answer
    x = 84,593,742.78

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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.