Home / 5,257,465,914,470-7,255,297,459,386-2,945,228,265,768

Finding the Fourth Proportional to 5,257,465,914,470, 7,255,297,459,386 and 2,945,228,265,768

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Solution

The fourth proportional to 5,257,465,914,470, 7,255,297,459,386 and 2,945,228,265,768 is: 4,064,411,924,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,465,914,470 : 7,255,297,459,386 = 2,945,228,265,768 : x
  2. Step 2: Convert to fraction form
    5,257,465,914,470/7,255,297,459,386 = 2,945,228,265,768/x
  3. Step 3: Cross multiply
    5,257,465,914,470x = 7,255,297,459,386 × 2,945,228,265,768
  4. Step 4: Simplify right side
    5,257,465,914,470x = 21,368,507,153,938,406,453,542,912
  5. Step 5: Solve for x
    x = 21,368,507,153,938,406,453,542,912/5,257,465,914,470
  6. Step 6: Final answer
    x = 4,064,411,924,217.40

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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.