Home / 5,390,064,631.10-8,085,096,946.65-5,317,505,219.90

Finding the Fourth Proportional to 5,390,064,631.10, 8,085,096,946.65 and 5,317,505,219.90

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Solution

The fourth proportional to 5,390,064,631.10, 8,085,096,946.65 and 5,317,505,219.90 is: 7,976,257,829.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,064,631.10 : 8,085,096,946.65 = 5,317,505,219.90 : x
  2. Step 2: Convert to fraction form
    5,390,064,631.10/8,085,096,946.65 = 5,317,505,219.90/x
  3. Step 3: Cross multiply
    5,390,064,631.10x = 8,085,096,946.65 × 5,317,505,219.90
  4. Step 4: Simplify right side
    5,390,064,631.10x = 42,992,545,217,208,918,016
  5. Step 5: Solve for x
    x = 42,992,545,217,208,918,016/5,390,064,631.10
  6. Step 6: Final answer
    x = 7,976,257,829.85

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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.