Home / 6,416,742,082.34-9,618,319,901.79-2,158,379,650.82

Finding the Fourth Proportional to 6,416,742,082.34, 9,618,319,901.79 and 2,158,379,650.82

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Solution

The fourth proportional to 6,416,742,082.34, 9,618,319,901.79 and 2,158,379,650.82 is: 3,235,284,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416,742,082.34 : 9,618,319,901.79 = 2,158,379,650.82 : x
  2. Step 2: Convert to fraction form
    6,416,742,082.34/9,618,319,901.79 = 2,158,379,650.82/x
  3. Step 3: Cross multiply
    6,416,742,082.34x = 9,618,319,901.79 × 2,158,379,650.82
  4. Step 4: Simplify right side
    6,416,742,082.34x = 20,759,985,951,100,559,360
  5. Step 5: Solve for x
    x = 20,759,985,951,100,559,360/6,416,742,082.34
  6. Step 6: Final answer
    x = 3,235,284,461.29

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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.