Home / 784,175,922.36-1,176,391,656.14-231,534,215.15

Finding the Fourth Proportional to 784,175,922.36, 1,176,391,656.14 and 231,534,215.15

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Solution

The fourth proportional to 784,175,922.36, 1,176,391,656.14 and 231,534,215.15 is: 347,339,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,175,922.36 : 1,176,391,656.14 = 231,534,215.15 : x
  2. Step 2: Convert to fraction form
    784,175,922.36/1,176,391,656.14 = 231,534,215.15/x
  3. Step 3: Cross multiply
    784,175,922.36x = 1,176,391,656.14 × 231,534,215.15
  4. Step 4: Simplify right side
    784,175,922.36x = 272,374,918,806,343,968
  5. Step 5: Solve for x
    x = 272,374,918,806,343,968/784,175,922.36
  6. Step 6: Final answer
    x = 347,339,048.60

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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.