Home / 211,685,693.76-317,065,596.48-150,088,138.92

Finding the Fourth Proportional to 211,685,693.76, 317,065,596.48 and 150,088,138.92

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Solution

The fourth proportional to 211,685,693.76, 317,065,596.48 and 150,088,138.92 is: 224,803,974.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,685,693.76 : 317,065,596.48 = 150,088,138.92 : x
  2. Step 2: Convert to fraction form
    211,685,693.76/317,065,596.48 = 150,088,138.92/x
  3. Step 3: Cross multiply
    211,685,693.76x = 317,065,596.48 × 150,088,138.92
  4. Step 4: Simplify right side
    211,685,693.76x = 47,587,785,291,242,904
  5. Step 5: Solve for x
    x = 47,587,785,291,242,904/211,685,693.76
  6. Step 6: Final answer
    x = 224,803,974.45

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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.