Home / 7,280,736,021.80-10,921,104,032.70-7,076,662,677.80

Finding the Fourth Proportional to 7,280,736,021.80, 10,921,104,032.70 and 7,076,662,677.80

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Solution

The fourth proportional to 7,280,736,021.80, 10,921,104,032.70 and 7,076,662,677.80 is: 10,614,994,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,736,021.80 : 10,921,104,032.70 = 7,076,662,677.80 : x
  2. Step 2: Convert to fraction form
    7,280,736,021.80/10,921,104,032.70 = 7,076,662,677.80/x
  3. Step 3: Cross multiply
    7,280,736,021.80x = 10,921,104,032.70 × 7,076,662,677.80
  4. Step 4: Simplify right side
    7,280,736,021.80x = 77,284,969,308,579,168,256
  5. Step 5: Solve for x
    x = 77,284,969,308,579,168,256/7,280,736,021.80
  6. Step 6: Final answer
    x = 10,614,994,016.70

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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.