Home / 211,544,007.30-316,718,814.15-211,544,007.30

Finding the Fourth Proportional to 211,544,007.30, 316,718,814.15 and 211,544,007.30

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Solution

The fourth proportional to 211,544,007.30, 316,718,814.15 and 211,544,007.30 is: 316,718,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,544,007.30 : 316,718,814.15 = 211,544,007.30 : x
  2. Step 2: Convert to fraction form
    211,544,007.30/316,718,814.15 = 211,544,007.30/x
  3. Step 3: Cross multiply
    211,544,007.30x = 316,718,814.15 × 211,544,007.30
  4. Step 4: Simplify right side
    211,544,007.30x = 66,999,967,132,594,944
  5. Step 5: Solve for x
    x = 66,999,967,132,594,944/211,544,007.30
  6. Step 6: Final answer
    x = 316,718,814.15

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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.