Home / 885,349,621.20-1,328,223,497.40-271,962,152.40

Finding the Fourth Proportional to 885,349,621.20, 1,328,223,497.40 and 271,962,152.40

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Solution

The fourth proportional to 885,349,621.20, 1,328,223,497.40 and 271,962,152.40 is: 408,004,377.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,349,621.20 : 1,328,223,497.40 = 271,962,152.40 : x
  2. Step 2: Convert to fraction form
    885,349,621.20/1,328,223,497.40 = 271,962,152.40/x
  3. Step 3: Cross multiply
    885,349,621.20x = 1,328,223,497.40 × 271,962,152.40
  4. Step 4: Simplify right side
    885,349,621.20x = 361,226,521,221,159,808
  5. Step 5: Solve for x
    x = 361,226,521,221,159,808/885,349,621.20
  6. Step 6: Final answer
    x = 408,004,377.67

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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.