Home / 1,134,922,427.28-1,565,998,985.70-658,503,578.16

Finding the Fourth Proportional to 1,134,922,427.28, 1,565,998,985.70 and 658,503,578.16

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Solution

The fourth proportional to 1,134,922,427.28, 1,565,998,985.70 and 658,503,578.16 is: 908,622,396.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,922,427.28 : 1,565,998,985.70 = 658,503,578.16 : x
  2. Step 2: Convert to fraction form
    1,134,922,427.28/1,565,998,985.70 = 658,503,578.16/x
  3. Step 3: Cross multiply
    1,134,922,427.28x = 1,565,998,985.70 × 658,503,578.16
  4. Step 4: Simplify right side
    1,134,922,427.28x = 1,031,215,935,478,380,672
  5. Step 5: Solve for x
    x = 1,031,215,935,478,380,672/1,134,922,427.28
  6. Step 6: Final answer
    x = 908,622,396.29

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Double scale
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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.