Home / 1,264,207,466,035.50-1,744,307,288,815.30-715,498,770,765.51

Finding the Fourth Proportional to 1,264,207,466,035.50, 1,744,307,288,815.30 and 715,498,770,765.51

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Solution

The fourth proportional to 1,264,207,466,035.50, 1,744,307,288,815.30 and 715,498,770,765.51 is: 987,219,071,643.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,207,466,035.50 : 1,744,307,288,815.30 = 715,498,770,765.51 : x
  2. Step 2: Convert to fraction form
    1,264,207,466,035.50/1,744,307,288,815.30 = 715,498,770,765.51/x
  3. Step 3: Cross multiply
    1,264,207,466,035.50x = 1,744,307,288,815.30 × 715,498,770,765.51
  4. Step 4: Simplify right side
    1,264,207,466,035.50x = 1,248,049,720,984,666,544,013,312
  5. Step 5: Solve for x
    x = 1,248,049,720,984,666,544,013,312/1,264,207,466,035.50
  6. Step 6: Final answer
    x = 987,219,071,643.75

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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.