Home / 14,920,193,298.11-20,599,158,968.61-9,497,788,425.28

Finding the Fourth Proportional to 14,920,193,298.11, 20,599,158,968.61 and 9,497,788,425.28

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Solution

The fourth proportional to 14,920,193,298.11, 20,599,158,968.61 and 9,497,788,425.28 is: 13,112,863,199.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920,193,298.11 : 20,599,158,968.61 = 9,497,788,425.28 : x
  2. Step 2: Convert to fraction form
    14,920,193,298.11/20,599,158,968.61 = 9,497,788,425.28/x
  3. Step 3: Cross multiply
    14,920,193,298.11x = 20,599,158,968.61 × 9,497,788,425.28
  4. Step 4: Simplify right side
    14,920,193,298.11x = 195,646,453,622,515,269,632
  5. Step 5: Solve for x
    x = 195,646,453,622,515,269,632/14,920,193,298.11
  6. Step 6: Final answer
    x = 13,112,863,199.12

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Double scale
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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.