Home / 6,228,038,720.40-9,342,058,080.60-1,865,970,992.40

Finding the Fourth Proportional to 6,228,038,720.40, 9,342,058,080.60 and 1,865,970,992.40

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Solution

The fourth proportional to 6,228,038,720.40, 9,342,058,080.60 and 1,865,970,992.40 is: 2,798,956,488.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,228,038,720.40 : 9,342,058,080.60 = 1,865,970,992.40 : x
  2. Step 2: Convert to fraction form
    6,228,038,720.40/9,342,058,080.60 = 1,865,970,992.40/x
  3. Step 3: Cross multiply
    6,228,038,720.40x = 9,342,058,080.60 × 1,865,970,992.40
  4. Step 4: Simplify right side
    6,228,038,720.40x = 17,432,009,387,715,622,912
  5. Step 5: Solve for x
    x = 17,432,009,387,715,622,912/6,228,038,720.40
  6. Step 6: Final answer
    x = 2,798,956,488.60

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Double scale
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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.