Home / 15,727,549,200.33-21,704,017,066.39-8,493,595,981.16

Finding the Fourth Proportional to 15,727,549,200.33, 21,704,017,066.39 and 8,493,595,981.16

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Solution

The fourth proportional to 15,727,549,200.33, 21,704,017,066.39 and 8,493,595,981.16 is: 11,721,162,005.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,727,549,200.33 : 21,704,017,066.39 = 8,493,595,981.16 : x
  2. Step 2: Convert to fraction form
    15,727,549,200.33/21,704,017,066.39 = 8,493,595,981.16/x
  3. Step 3: Cross multiply
    15,727,549,200.33x = 21,704,017,066.39 × 8,493,595,981.16
  4. Step 4: Simplify right side
    15,727,549,200.33x = 184,345,152,130,118,156,288
  5. Step 5: Solve for x
    x = 184,345,152,130,118,156,288/15,727,549,200.33
  6. Step 6: Final answer
    x = 11,721,162,005.73

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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.