Home / 7,280,736,011.30-10,921,104,016.95-7,076,662,667.30

Finding the Fourth Proportional to 7,280,736,011.30, 10,921,104,016.95 and 7,076,662,667.30

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Solution

The fourth proportional to 7,280,736,011.30, 10,921,104,016.95 and 7,076,662,667.30 is: 10,614,994,000.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,736,011.30 : 10,921,104,016.95 = 7,076,662,667.30 : x
  2. Step 2: Convert to fraction form
    7,280,736,011.30/10,921,104,016.95 = 7,076,662,667.30/x
  3. Step 3: Cross multiply
    7,280,736,011.30x = 10,921,104,016.95 × 7,076,662,667.30
  4. Step 4: Simplify right side
    7,280,736,011.30x = 77,284,969,082,450,132,992
  5. Step 5: Solve for x
    x = 77,284,969,082,450,132,992/7,280,736,011.30
  6. Step 6: Final answer
    x = 10,614,994,000.95

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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.