Home / 14,937,713,683.38-20,614,109,156.78-8,163,671,189.94

Finding the Fourth Proportional to 14,937,713,683.38, 20,614,109,156.78 and 8,163,671,189.94

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Solution

The fourth proportional to 14,937,713,683.38, 20,614,109,156.78 and 8,163,671,189.94 is: 11,265,901,368.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,937,713,683.38 : 20,614,109,156.78 = 8,163,671,189.94 : x
  2. Step 2: Convert to fraction form
    14,937,713,683.38/20,614,109,156.78 = 8,163,671,189.94/x
  3. Step 3: Cross multiply
    14,937,713,683.38x = 20,614,109,156.78 × 8,163,671,189.94
  4. Step 4: Simplify right side
    14,937,713,683.38x = 168,286,809,029,442,404,352
  5. Step 5: Solve for x
    x = 168,286,809,029,442,404,352/14,937,713,683.38
  6. Step 6: Final answer
    x = 11,265,901,368.61

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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.