Home / 746,778,637.27-1,030,527,495.70-412,243,974.51

Finding the Fourth Proportional to 746,778,637.27, 1,030,527,495.70 and 412,243,974.51

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Solution

The fourth proportional to 746,778,637.27, 1,030,527,495.70 and 412,243,974.51 is: 568,881,766.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,778,637.27 : 1,030,527,495.70 = 412,243,974.51 : x
  2. Step 2: Convert to fraction form
    746,778,637.27/1,030,527,495.70 = 412,243,974.51/x
  3. Step 3: Cross multiply
    746,778,637.27x = 1,030,527,495.70 × 412,243,974.51
  4. Step 4: Simplify right side
    746,778,637.27x = 424,828,750,669,204,928
  5. Step 5: Solve for x
    x = 424,828,750,669,204,928/746,778,637.27
  6. Step 6: Final answer
    x = 568,881,766.92

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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.