Home / 15,183,834,511.78-20,952,096,448.98-8,409,475,632.34

Finding the Fourth Proportional to 15,183,834,511.78, 20,952,096,448.98 and 8,409,475,632.34

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Solution

The fourth proportional to 15,183,834,511.78, 20,952,096,448.98 and 8,409,475,632.34 is: 11,604,192,893.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,183,834,511.78 : 20,952,096,448.98 = 8,409,475,632.34 : x
  2. Step 2: Convert to fraction form
    15,183,834,511.78/20,952,096,448.98 = 8,409,475,632.34/x
  3. Step 3: Cross multiply
    15,183,834,511.78x = 20,952,096,448.98 × 8,409,475,632.34
  4. Step 4: Simplify right side
    15,183,834,511.78x = 176,196,144,534,134,751,232
  5. Step 5: Solve for x
    x = 176,196,144,534,134,751,232/15,183,834,511.78
  6. Step 6: Final answer
    x = 11,604,192,893.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.