Home / 6,899,409,040.80-10,349,113,561.20-4,940,304,938.40

Finding the Fourth Proportional to 6,899,409,040.80, 10,349,113,561.20 and 4,940,304,938.40

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Solution

The fourth proportional to 6,899,409,040.80, 10,349,113,561.20 and 4,940,304,938.40 is: 7,410,457,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899,409,040.80 : 10,349,113,561.20 = 4,940,304,938.40 : x
  2. Step 2: Convert to fraction form
    6,899,409,040.80/10,349,113,561.20 = 4,940,304,938.40/x
  3. Step 3: Cross multiply
    6,899,409,040.80x = 10,349,113,561.20 × 4,940,304,938.40
  4. Step 4: Simplify right side
    6,899,409,040.80x = 51,127,776,834,458,771,456
  5. Step 5: Solve for x
    x = 51,127,776,834,458,771,456/6,899,409,040.80
  6. Step 6: Final answer
    x = 7,410,457,407.60

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Double scale
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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.