Home / 12,161,416,137.64-16,783,445,830.58-6,808,929,669.40

Finding the Fourth Proportional to 12,161,416,137.64, 16,783,445,830.58 and 6,808,929,669.40

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Solution

The fourth proportional to 12,161,416,137.64, 16,783,445,830.58 and 6,808,929,669.40 is: 9,396,710,134.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,161,416,137.64 : 16,783,445,830.58 = 6,808,929,669.40 : x
  2. Step 2: Convert to fraction form
    12,161,416,137.64/16,783,445,830.58 = 6,808,929,669.40/x
  3. Step 3: Cross multiply
    12,161,416,137.64x = 16,783,445,830.58 × 6,808,929,669.40
  4. Step 4: Simplify right side
    12,161,416,137.64x = 114,277,302,270,603,886,592
  5. Step 5: Solve for x
    x = 114,277,302,270,603,886,592/12,161,416,137.64
  6. Step 6: Final answer
    x = 9,396,710,134.51

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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.