Home / 1,146,002,114.40-1,719,003,171.60-328,114,415.40

Finding the Fourth Proportional to 1,146,002,114.40, 1,719,003,171.60 and 328,114,415.40

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Solution

The fourth proportional to 1,146,002,114.40, 1,719,003,171.60 and 328,114,415.40 is: 492,171,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,002,114.40 : 1,719,003,171.60 = 328,114,415.40 : x
  2. Step 2: Convert to fraction form
    1,146,002,114.40/1,719,003,171.60 = 328,114,415.40/x
  3. Step 3: Cross multiply
    1,146,002,114.40x = 1,719,003,171.60 × 328,114,415.40
  4. Step 4: Simplify right side
    1,146,002,114.40x = 564,029,720,720,279,808
  5. Step 5: Solve for x
    x = 564,029,720,720,279,808/1,146,002,114.40
  6. Step 6: Final answer
    x = 492,171,623.10

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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.