Home / 9,487,042,499.32-13,084,484,803.08-8,340,156,391.44

Finding the Fourth Proportional to 9,487,042,499.32, 13,084,484,803.08 and 8,340,156,391.44

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Solution

The fourth proportional to 9,487,042,499.32, 13,084,484,803.08 and 8,340,156,391.44 is: 11,502,704,827.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487,042,499.32 : 13,084,484,803.08 = 8,340,156,391.44 : x
  2. Step 2: Convert to fraction form
    9,487,042,499.32/13,084,484,803.08 = 8,340,156,391.44/x
  3. Step 3: Cross multiply
    9,487,042,499.32x = 13,084,484,803.08 × 8,340,156,391.44
  4. Step 4: Simplify right side
    9,487,042,499.32x = 109,126,649,559,107,207,168
  5. Step 5: Solve for x
    x = 109,126,649,559,107,207,168/9,487,042,499.32
  6. Step 6: Final answer
    x = 11,502,704,827.87

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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.