Home / 3,438,505,279.64-4,745,153,355.12-1,953,474,892.76

Finding the Fourth Proportional to 3,438,505,279.64, 4,745,153,355.12 and 1,953,474,892.76

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Solution

The fourth proportional to 3,438,505,279.64, 4,745,153,355.12 and 1,953,474,892.76 is: 2,695,804,481.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,505,279.64 : 4,745,153,355.12 = 1,953,474,892.76 : x
  2. Step 2: Convert to fraction form
    3,438,505,279.64/4,745,153,355.12 = 1,953,474,892.76/x
  3. Step 3: Cross multiply
    3,438,505,279.64x = 4,745,153,355.12 × 1,953,474,892.76
  4. Step 4: Simplify right side
    3,438,505,279.64x = 9,269,537,941,534,658,560
  5. Step 5: Solve for x
    x = 9,269,537,941,534,658,560/3,438,505,279.64
  6. Step 6: Final answer
    x = 2,695,804,481.21

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Find fourth proportional to 3,438,505,280.64, 4,745,153,356.50 and 1,953,474,893.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.