Home / 113,241,085,153.88-156,276,450,850.74-61,802,461,486.04

Finding the Fourth Proportional to 113,241,085,153.88, 156,276,450,850.74 and 61,802,461,486.04

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Solution

The fourth proportional to 113,241,085,153.88, 156,276,450,850.74 and 61,802,461,486.04 is: 85,289,445,272.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,241,085,153.88 : 156,276,450,850.74 = 61,802,461,486.04 : x
  2. Step 2: Convert to fraction form
    113,241,085,153.88/156,276,450,850.74 = 61,802,461,486.04/x
  3. Step 3: Cross multiply
    113,241,085,153.88x = 156,276,450,850.74 × 61,802,461,486.04
  4. Step 4: Simplify right side
    113,241,085,153.88x = 9,658,269,334,877,880,975,360
  5. Step 5: Solve for x
    x = 9,658,269,334,877,880,975,360/113,241,085,153.88
  6. Step 6: Final answer
    x = 85,289,445,272.92

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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.