Home / 6,943,433,772.72-9,581,931,324.36-3,771,620,207.76

Finding the Fourth Proportional to 6,943,433,772.72, 9,581,931,324.36 and 3,771,620,207.76

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Solution

The fourth proportional to 6,943,433,772.72, 9,581,931,324.36 and 3,771,620,207.76 is: 5,204,831,931.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943,433,772.72 : 9,581,931,324.36 = 3,771,620,207.76 : x
  2. Step 2: Convert to fraction form
    6,943,433,772.72/9,581,931,324.36 = 3,771,620,207.76/x
  3. Step 3: Cross multiply
    6,943,433,772.72x = 9,581,931,324.36 × 3,771,620,207.76
  4. Step 4: Simplify right side
    6,943,433,772.72x = 36,139,405,812,324,720,640
  5. Step 5: Solve for x
    x = 36,139,405,812,324,720,640/6,943,433,772.72
  6. Step 6: Final answer
    x = 5,204,831,931.19

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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.