Home / 5,578,483,513.26-7,698,150,010.79-3,038,108,140.74

Finding the Fourth Proportional to 5,578,483,513.26, 7,698,150,010.79 and 3,038,108,140.74

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Solution

The fourth proportional to 5,578,483,513.26, 7,698,150,010.79 and 3,038,108,140.74 is: 4,192,503,600.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578,483,513.26 : 7,698,150,010.79 = 3,038,108,140.74 : x
  2. Step 2: Convert to fraction form
    5,578,483,513.26/7,698,150,010.79 = 3,038,108,140.74/x
  3. Step 3: Cross multiply
    5,578,483,513.26x = 7,698,150,010.79 × 3,038,108,140.74
  4. Step 4: Simplify right side
    5,578,483,513.26x = 23,387,812,216,403,623,936
  5. Step 5: Solve for x
    x = 23,387,812,216,403,623,936/5,578,483,513.26
  6. Step 6: Final answer
    x = 4,192,503,600.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.