Home / 1,034,137,777.22-1,425,443,012.53-699,488,258.68

Finding the Fourth Proportional to 1,034,137,777.22, 1,425,443,012.53 and 699,488,258.68

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Solution

The fourth proportional to 1,034,137,777.22, 1,425,443,012.53 and 699,488,258.68 is: 964,166,161.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,137,777.22 : 1,425,443,012.53 = 699,488,258.68 : x
  2. Step 2: Convert to fraction form
    1,034,137,777.22/1,425,443,012.53 = 699,488,258.68/x
  3. Step 3: Cross multiply
    1,034,137,777.22x = 1,425,443,012.53 × 699,488,258.68
  4. Step 4: Simplify right side
    1,034,137,777.22x = 997,080,650,686,133,248
  5. Step 5: Solve for x
    x = 997,080,650,686,133,248/1,034,137,777.22
  6. Step 6: Final answer
    x = 964,166,161.08

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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.