Home / 999,030,771,524.55-1,495,965,318,447.60-689,496,605,330.82

Finding the Fourth Proportional to 999,030,771,524.55, 1,495,965,318,447.60 and 689,496,605,330.82

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Solution

The fourth proportional to 999,030,771,524.55, 1,495,965,318,447.60 and 689,496,605,330.82 is: 1,032,463,701,982.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,030,771,524.55 : 1,495,965,318,447.60 = 689,496,605,330.82 : x
  2. Step 2: Convert to fraction form
    999,030,771,524.55/1,495,965,318,447.60 = 689,496,605,330.82/x
  3. Step 3: Cross multiply
    999,030,771,524.55x = 1,495,965,318,447.60 × 689,496,605,330.82
  4. Step 4: Simplify right side
    999,030,771,524.55x = 1,031,463,008,762,259,346,292,736
  5. Step 5: Solve for x
    x = 1,031,463,008,762,259,346,292,736/999,030,771,524.55
  6. Step 6: Final answer
    x = 1,032,463,701,982.09

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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.