Home / 1,282,819,899.89-1,924,957,768.11-692,602,279.81

Finding the Fourth Proportional to 1,282,819,899.89, 1,924,957,768.11 and 692,602,279.81

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Solution

The fourth proportional to 1,282,819,899.89, 1,924,957,768.11 and 692,602,279.81 is: 1,039,296,427.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,819,899.89 : 1,924,957,768.11 = 692,602,279.81 : x
  2. Step 2: Convert to fraction form
    1,282,819,899.89/1,924,957,768.11 = 692,602,279.81/x
  3. Step 3: Cross multiply
    1,282,819,899.89x = 1,924,957,768.11 × 692,602,279.81
  4. Step 4: Simplify right side
    1,282,819,899.89x = 1,333,230,138,723,511,040
  5. Step 5: Solve for x
    x = 1,333,230,138,723,511,040/1,282,819,899.89
  6. Step 6: Final answer
    x = 1,039,296,427.22

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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.