Home / 6,551,226,538.40-9,826,839,807.60-5,388,008,477.60

Finding the Fourth Proportional to 6,551,226,538.40, 9,826,839,807.60 and 5,388,008,477.60

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Solution

The fourth proportional to 6,551,226,538.40, 9,826,839,807.60 and 5,388,008,477.60 is: 8,082,012,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,226,538.40 : 9,826,839,807.60 = 5,388,008,477.60 : x
  2. Step 2: Convert to fraction form
    6,551,226,538.40/9,826,839,807.60 = 5,388,008,477.60/x
  3. Step 3: Cross multiply
    6,551,226,538.40x = 9,826,839,807.60 × 5,388,008,477.60
  4. Step 4: Simplify right side
    6,551,226,538.40x = 52,947,096,191,365,955,584
  5. Step 5: Solve for x
    x = 52,947,096,191,365,955,584/6,551,226,538.40
  6. Step 6: Final answer
    x = 8,082,012,716.40

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Double scale
Find fourth proportional to 6,551,226,539.40, 9,826,839,809.10 and 5,388,008,478.60
Similar ratio
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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.