Home / 1,213,058,321.90-1,819,587,482.85-804,575,710.70

Finding the Fourth Proportional to 1,213,058,321.90, 1,819,587,482.85 and 804,575,710.70

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Solution

The fourth proportional to 1,213,058,321.90, 1,819,587,482.85 and 804,575,710.70 is: 1,206,863,566.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,058,321.90 : 1,819,587,482.85 = 804,575,710.70 : x
  2. Step 2: Convert to fraction form
    1,213,058,321.90/1,819,587,482.85 = 804,575,710.70/x
  3. Step 3: Cross multiply
    1,213,058,321.90x = 1,819,587,482.85 × 804,575,710.70
  4. Step 4: Simplify right side
    1,213,058,321.90x = 1,463,995,892,194,862,848
  5. Step 5: Solve for x
    x = 1,463,995,892,194,862,848/1,213,058,321.90
  6. Step 6: Final answer
    x = 1,206,863,566.05

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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.