Home / 6,551,219,342.40-9,826,829,013.60-5,388,001,281.60

Finding the Fourth Proportional to 6,551,219,342.40, 9,826,829,013.60 and 5,388,001,281.60

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Solution

The fourth proportional to 6,551,219,342.40, 9,826,829,013.60 and 5,388,001,281.60 is: 8,082,001,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,219,342.40 : 9,826,829,013.60 = 5,388,001,281.60 : x
  2. Step 2: Convert to fraction form
    6,551,219,342.40/9,826,829,013.60 = 5,388,001,281.60/x
  3. Step 3: Cross multiply
    6,551,219,342.40x = 9,826,829,013.60 × 5,388,001,281.60
  4. Step 4: Simplify right side
    6,551,219,342.40x = 52,946,967,319,340,867,584
  5. Step 5: Solve for x
    x = 52,946,967,319,340,867,584/6,551,219,342.40
  6. Step 6: Final answer
    x = 8,082,001,922.40

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Double scale
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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.