Home / 31,090,357,180.76-46,635,534,276.46-8,709,419,307.12

Finding the Fourth Proportional to 31,090,357,180.76, 46,635,534,276.46 and 8,709,419,307.12

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Solution

The fourth proportional to 31,090,357,180.76, 46,635,534,276.46 and 8,709,419,307.12 is: 13,064,128,541.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,090,357,180.76 : 46,635,534,276.46 = 8,709,419,307.12 : x
  2. Step 2: Convert to fraction form
    31,090,357,180.76/46,635,534,276.46 = 8,709,419,307.12/x
  3. Step 3: Cross multiply
    31,090,357,180.76x = 46,635,534,276.46 × 8,709,419,307.12
  4. Step 4: Simplify right side
    31,090,357,180.76x = 406,168,422,625,257,324,544
  5. Step 5: Solve for x
    x = 406,168,422,625,257,324,544/31,090,357,180.76
  6. Step 6: Final answer
    x = 13,064,128,541.97

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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.