Home / 772,418,852.94-1,158,519,191.85-247,719,773.64

Finding the Fourth Proportional to 772,418,852.94, 1,158,519,191.85 and 247,719,773.64

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Solution

The fourth proportional to 772,418,852.94, 1,158,519,191.85 and 247,719,773.64 is: 371,544,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,418,852.94 : 1,158,519,191.85 = 247,719,773.64 : x
  2. Step 2: Convert to fraction form
    772,418,852.94/1,158,519,191.85 = 247,719,773.64/x
  3. Step 3: Cross multiply
    772,418,852.94x = 1,158,519,191.85 × 247,719,773.64
  4. Step 4: Simplify right side
    772,418,852.94x = 286,988,111,962,677,696
  5. Step 5: Solve for x
    x = 286,988,111,962,677,696/772,418,852.94
  6. Step 6: Final answer
    x = 371,544,675.37

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Double scale
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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.