Home / 12,358,699,402.60-18,538,049,103.90-11,004,257,060.20

Finding the Fourth Proportional to 12,358,699,402.60, 18,538,049,103.90 and 11,004,257,060.20

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Solution

The fourth proportional to 12,358,699,402.60, 18,538,049,103.90 and 11,004,257,060.20 is: 16,506,385,590.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358,699,402.60 : 18,538,049,103.90 = 11,004,257,060.20 : x
  2. Step 2: Convert to fraction form
    12,358,699,402.60/18,538,049,103.90 = 11,004,257,060.20/x
  3. Step 3: Cross multiply
    12,358,699,402.60x = 18,538,049,103.90 × 11,004,257,060.20
  4. Step 4: Simplify right side
    12,358,699,402.60x = 203,997,457,733,925,896,192
  5. Step 5: Solve for x
    x = 203,997,457,733,925,896,192/12,358,699,402.60
  6. Step 6: Final answer
    x = 16,506,385,590.30

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1.5x scale

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.