Home / 14,091,705,643.20-21,137,558,464.80-9,447,903,326.40

Finding the Fourth Proportional to 14,091,705,643.20, 21,137,558,464.80 and 9,447,903,326.40

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Solution

The fourth proportional to 14,091,705,643.20, 21,137,558,464.80 and 9,447,903,326.40 is: 14,171,854,989.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091,705,643.20 : 21,137,558,464.80 = 9,447,903,326.40 : x
  2. Step 2: Convert to fraction form
    14,091,705,643.20/21,137,558,464.80 = 9,447,903,326.40/x
  3. Step 3: Cross multiply
    14,091,705,643.20x = 21,137,558,464.80 × 9,447,903,326.40
  4. Step 4: Simplify right side
    14,091,705,643.20x = 199,705,608,931,558,391,808
  5. Step 5: Solve for x
    x = 199,705,608,931,558,391,808/14,091,705,643.20
  6. Step 6: Final answer
    x = 14,171,854,989.60

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Double scale
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Similar ratio
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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.