Home / 1,264,207,466,034.30-1,744,307,288,813.50-715,498,770,764.32

Finding the Fourth Proportional to 1,264,207,466,034.30, 1,744,307,288,813.50 and 715,498,770,764.32

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Solution

The fourth proportional to 1,264,207,466,034.30, 1,744,307,288,813.50 and 715,498,770,764.32 is: 987,219,071,642.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,207,466,034.30 : 1,744,307,288,813.50 = 715,498,770,764.32 : x
  2. Step 2: Convert to fraction form
    1,264,207,466,034.30/1,744,307,288,813.50 = 715,498,770,764.32/x
  3. Step 3: Cross multiply
    1,264,207,466,034.30x = 1,744,307,288,813.50 × 715,498,770,764.32
  4. Step 4: Simplify right side
    1,264,207,466,034.30x = 1,248,049,720,981,302,779,314,176
  5. Step 5: Solve for x
    x = 1,248,049,720,981,302,779,314,176/1,264,207,466,034.30
  6. Step 6: Final answer
    x = 987,219,071,642.03

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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.