Home / 740,935,922.40-1,109,922,097.95-445,668,012.09

Finding the Fourth Proportional to 740,935,922.40, 1,109,922,097.95 and 445,668,012.09

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Solution

The fourth proportional to 740,935,922.40, 1,109,922,097.95 and 445,668,012.09 is: 667,610,733.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,935,922.40 : 1,109,922,097.95 = 445,668,012.09 : x
  2. Step 2: Convert to fraction form
    740,935,922.40/1,109,922,097.95 = 445,668,012.09/x
  3. Step 3: Cross multiply
    740,935,922.40x = 1,109,922,097.95 × 445,668,012.09
  4. Step 4: Simplify right side
    740,935,922.40x = 494,656,774,968,138,752
  5. Step 5: Solve for x
    x = 494,656,774,968,138,752/740,935,922.40
  6. Step 6: Final answer
    x = 667,610,733.96

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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.