Home / 1,015,706,934,379.90-1,401,675,798,236.60-558,965,418,351.92

Finding the Fourth Proportional to 1,015,706,934,379.90, 1,401,675,798,236.60 and 558,965,418,351.92

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Solution

The fourth proportional to 1,015,706,934,379.90, 1,401,675,798,236.60 and 558,965,418,351.92 is: 771,372,403,235.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,706,934,379.90 : 1,401,675,798,236.60 = 558,965,418,351.92 : x
  2. Step 2: Convert to fraction form
    1,015,706,934,379.90/1,401,675,798,236.60 = 558,965,418,351.92/x
  3. Step 3: Cross multiply
    1,015,706,934,379.90x = 1,401,675,798,236.60 × 558,965,418,351.92
  4. Step 4: Simplify right side
    1,015,706,934,379.90x = 783,488,298,955,082,597,138,432
  5. Step 5: Solve for x
    x = 783,488,298,955,082,597,138,432/1,015,706,934,379.90
  6. Step 6: Final answer
    x = 771,372,403,235.01

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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.