Home / 1,015,061,337.56-1,400,784,645.84-575,028,189.56

Finding the Fourth Proportional to 1,015,061,337.56, 1,400,784,645.84 and 575,028,189.56

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Solution

The fourth proportional to 1,015,061,337.56, 1,400,784,645.84 and 575,028,189.56 is: 793,538,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,061,337.56 : 1,400,784,645.84 = 575,028,189.56 : x
  2. Step 2: Convert to fraction form
    1,015,061,337.56/1,400,784,645.84 = 575,028,189.56/x
  3. Step 3: Cross multiply
    1,015,061,337.56x = 1,400,784,645.84 × 575,028,189.56
  4. Step 4: Simplify right side
    1,015,061,337.56x = 805,490,658,864,322,944
  5. Step 5: Solve for x
    x = 805,490,658,864,322,944/1,015,061,337.56
  6. Step 6: Final answer
    x = 793,538,901.60

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Double scale
Find fourth proportional to 1,015,061,338.56, 1,400,784,647.22 and 575,028,190.56
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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.