Home / 16,820,514,530.70-25,230,771,796.05-7,004,586,684.30

Finding the Fourth Proportional to 16,820,514,530.70, 25,230,771,796.05 and 7,004,586,684.30

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Solution

The fourth proportional to 16,820,514,530.70, 25,230,771,796.05 and 7,004,586,684.30 is: 10,506,880,026.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820,514,530.70 : 25,230,771,796.05 = 7,004,586,684.30 : x
  2. Step 2: Convert to fraction form
    16,820,514,530.70/25,230,771,796.05 = 7,004,586,684.30/x
  3. Step 3: Cross multiply
    16,820,514,530.70x = 25,230,771,796.05 × 7,004,586,684.30
  4. Step 4: Simplify right side
    16,820,514,530.70x = 176,731,128,157,223,813,120
  5. Step 5: Solve for x
    x = 176,731,128,157,223,813,120/16,820,514,530.70
  6. Step 6: Final answer
    x = 10,506,880,026.45

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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.