Home / 7,807,611,314.66-10,774,201,422.69-4,239,236,548.40

Finding the Fourth Proportional to 7,807,611,314.66, 10,774,201,422.69 and 4,239,236,548.40

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Solution

The fourth proportional to 7,807,611,314.66, 10,774,201,422.69 and 4,239,236,548.40 is: 5,849,982,358.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,807,611,314.66 : 10,774,201,422.69 = 4,239,236,548.40 : x
  2. Step 2: Convert to fraction form
    7,807,611,314.66/10,774,201,422.69 = 4,239,236,548.40/x
  3. Step 3: Cross multiply
    7,807,611,314.66x = 10,774,201,422.69 × 4,239,236,548.40
  4. Step 4: Simplify right side
    7,807,611,314.66x = 45,674,388,450,836,856,832
  5. Step 5: Solve for x
    x = 45,674,388,450,836,856,832/7,807,611,314.66
  6. Step 6: Final answer
    x = 5,849,982,358.25

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Double scale
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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.