Home / 8,768,776,538.40-13,153,164,807.60-8,510,496,212.40

Finding the Fourth Proportional to 8,768,776,538.40, 13,153,164,807.60 and 8,510,496,212.40

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Solution

The fourth proportional to 8,768,776,538.40, 13,153,164,807.60 and 8,510,496,212.40 is: 12,765,744,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,776,538.40 : 13,153,164,807.60 = 8,510,496,212.40 : x
  2. Step 2: Convert to fraction form
    8,768,776,538.40/13,153,164,807.60 = 8,510,496,212.40/x
  3. Step 3: Cross multiply
    8,768,776,538.40x = 13,153,164,807.60 × 8,510,496,212.40
  4. Step 4: Simplify right side
    8,768,776,538.40x = 111,939,959,276,152,766,464
  5. Step 5: Solve for x
    x = 111,939,959,276,152,766,464/8,768,776,538.40
  6. Step 6: Final answer
    x = 12,765,744,318.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.