Home / 5,298,383,699.31-7,311,440,055.65-2,919,388,505.67

Finding the Fourth Proportional to 5,298,383,699.31, 7,311,440,055.65 and 2,919,388,505.67

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Solution

The fourth proportional to 5,298,383,699.31, 7,311,440,055.65 and 2,919,388,505.67 is: 4,028,574,612.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,383,699.31 : 7,311,440,055.65 = 2,919,388,505.67 : x
  2. Step 2: Convert to fraction form
    5,298,383,699.31/7,311,440,055.65 = 2,919,388,505.67/x
  3. Step 3: Cross multiply
    5,298,383,699.31x = 7,311,440,055.65 × 2,919,388,505.67
  4. Step 4: Simplify right side
    5,298,383,699.31x = 21,344,934,058,359,832,576
  5. Step 5: Solve for x
    x = 21,344,934,058,359,832,576/5,298,383,699.31
  6. Step 6: Final answer
    x = 4,028,574,612.51

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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.