Home / 55,520,970,013-76,618,938,617.95-31,759,180,021

Finding the Fourth Proportional to 55,520,970,013, 76,618,938,617.95 and 31,759,180,021

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Solution

The fourth proportional to 55,520,970,013, 76,618,938,617.95 and 31,759,180,021 is: 43,827,668,428.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,520,970,013 : 76,618,938,617.95 = 31,759,180,021 : x
  2. Step 2: Convert to fraction form
    55,520,970,013/76,618,938,617.95 = 31,759,180,021/x
  3. Step 3: Cross multiply
    55,520,970,013x = 76,618,938,617.95 × 31,759,180,021
  4. Step 4: Simplify right side
    55,520,970,013x = 2,433,354,664,585,422,962,688
  5. Step 5: Solve for x
    x = 2,433,354,664,585,422,962,688/55,520,970,013
  6. Step 6: Final answer
    x = 43,827,668,428.99

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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.