Home / 5,390,064,621.60-8,085,096,932.40-5,317,505,210.40

Finding the Fourth Proportional to 5,390,064,621.60, 8,085,096,932.40 and 5,317,505,210.40

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Solution

The fourth proportional to 5,390,064,621.60, 8,085,096,932.40 and 5,317,505,210.40 is: 7,976,257,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,064,621.60 : 8,085,096,932.40 = 5,317,505,210.40 : x
  2. Step 2: Convert to fraction form
    5,390,064,621.60/8,085,096,932.40 = 5,317,505,210.40/x
  3. Step 3: Cross multiply
    5,390,064,621.60x = 8,085,096,932.40 × 5,317,505,210.40
  4. Step 4: Simplify right side
    5,390,064,621.60x = 42,992,545,064,626,053,120
  5. Step 5: Solve for x
    x = 42,992,545,064,626,053,120/5,390,064,621.60
  6. Step 6: Final answer
    x = 7,976,257,815.60

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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.