Home / 15,727,549,196.70-21,704,017,061.39-8,493,595,977.53

Finding the Fourth Proportional to 15,727,549,196.70, 21,704,017,061.39 and 8,493,595,977.53

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Solution

The fourth proportional to 15,727,549,196.70, 21,704,017,061.39 and 8,493,595,977.53 is: 11,721,162,000.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,727,549,196.70 : 21,704,017,061.39 = 8,493,595,977.53 : x
  2. Step 2: Convert to fraction form
    15,727,549,196.70/21,704,017,061.39 = 8,493,595,977.53/x
  3. Step 3: Cross multiply
    15,727,549,196.70x = 21,704,017,061.39 × 8,493,595,977.53
  4. Step 4: Simplify right side
    15,727,549,196.70x = 184,345,152,008,876,392,448
  5. Step 5: Solve for x
    x = 184,345,152,008,876,392,448/15,727,549,196.70
  6. Step 6: Final answer
    x = 11,721,162,000.72

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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.