Home / 1,213,056,054.90-1,819,584,082.35-804,573,443.70

Finding the Fourth Proportional to 1,213,056,054.90, 1,819,584,082.35 and 804,573,443.70

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Solution

The fourth proportional to 1,213,056,054.90, 1,819,584,082.35 and 804,573,443.70 is: 1,206,860,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,056,054.90 : 1,819,584,082.35 = 804,573,443.70 : x
  2. Step 2: Convert to fraction form
    1,213,056,054.90/1,819,584,082.35 = 804,573,443.70/x
  3. Step 3: Cross multiply
    1,213,056,054.90x = 1,819,584,082.35 × 804,573,443.70
  4. Step 4: Simplify right side
    1,213,056,054.90x = 1,463,989,031,238,043,904
  5. Step 5: Solve for x
    x = 1,463,989,031,238,043,904/1,213,056,054.90
  6. Step 6: Final answer
    x = 1,206,860,165.55

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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.