Home / 1,028,624,482.95-1,419,619,544.55-576,624,530.93

Finding the Fourth Proportional to 1,028,624,482.95, 1,419,619,544.55 and 576,624,530.93

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Solution

The fourth proportional to 1,028,624,482.95, 1,419,619,544.55 and 576,624,530.93 is: 795,807,865.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,624,482.95 : 1,419,619,544.55 = 576,624,530.93 : x
  2. Step 2: Convert to fraction form
    1,028,624,482.95/1,419,619,544.55 = 576,624,530.93/x
  3. Step 3: Cross multiply
    1,028,624,482.95x = 1,419,619,544.55 × 576,624,530.93
  4. Step 4: Simplify right side
    1,028,624,482.95x = 818,587,453,978,753,024
  5. Step 5: Solve for x
    x = 818,587,453,978,753,024/1,028,624,482.95
  6. Step 6: Final answer
    x = 795,807,865.31

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Double scale
Find fourth proportional to 1,028,624,483.95, 1,419,619,545.93 and 576,624,531.93
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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.