Home / 479,574,131.14-719,386,601.66-147,809,010.84

Finding the Fourth Proportional to 479,574,131.14, 719,386,601.66 and 147,809,010.84

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Solution

The fourth proportional to 479,574,131.14, 719,386,601.66 and 147,809,010.84 is: 221,721,346.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,574,131.14 : 719,386,601.66 = 147,809,010.84 : x
  2. Step 2: Convert to fraction form
    479,574,131.14/719,386,601.66 = 147,809,010.84/x
  3. Step 3: Cross multiply
    479,574,131.14x = 719,386,601.66 × 147,809,010.84
  4. Step 4: Simplify right side
    479,574,131.14x = 106,331,822,002,913,696
  5. Step 5: Solve for x
    x = 106,331,822,002,913,696/479,574,131.14
  6. Step 6: Final answer
    x = 221,721,346.29

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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.