Home / 4,709,620,887.70-7,064,431,331.55-1,438,064,842.90

Finding the Fourth Proportional to 4,709,620,887.70, 7,064,431,331.55 and 1,438,064,842.90

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Solution

The fourth proportional to 4,709,620,887.70, 7,064,431,331.55 and 1,438,064,842.90 is: 2,157,097,264.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709,620,887.70 : 7,064,431,331.55 = 1,438,064,842.90 : x
  2. Step 2: Convert to fraction form
    4,709,620,887.70/7,064,431,331.55 = 1,438,064,842.90/x
  3. Step 3: Cross multiply
    4,709,620,887.70x = 7,064,431,331.55 × 1,438,064,842.90
  4. Step 4: Simplify right side
    4,709,620,887.70x = 10,159,110,332,983,289,856
  5. Step 5: Solve for x
    x = 10,159,110,332,983,289,856/4,709,620,887.70
  6. Step 6: Final answer
    x = 2,157,097,264.35

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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.