Home / 1,026,707,686.86-1,416,846,964.59-556,819,377.42

Finding the Fourth Proportional to 1,026,707,686.86, 1,416,846,964.59 and 556,819,377.42

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Solution

The fourth proportional to 1,026,707,686.86, 1,416,846,964.59 and 556,819,377.42 is: 768,405,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,707,686.86 : 1,416,846,964.59 = 556,819,377.42 : x
  2. Step 2: Convert to fraction form
    1,026,707,686.86/1,416,846,964.59 = 556,819,377.42/x
  3. Step 3: Cross multiply
    1,026,707,686.86x = 1,416,846,964.59 × 556,819,377.42
  4. Step 4: Simplify right side
    1,026,707,686.86x = 788,927,844,722,420,480
  5. Step 5: Solve for x
    x = 788,927,844,722,420,480/1,026,707,686.86
  6. Step 6: Final answer
    x = 768,405,510.95

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Double scale
Find fourth proportional to 1,026,707,687.86, 1,416,846,965.97 and 556,819,378.42
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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.