Home / 1,294,460,228.80-1,941,747,021.60-374,429,569.60

Finding the Fourth Proportional to 1,294,460,228.80, 1,941,747,021.60 and 374,429,569.60

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Solution

The fourth proportional to 1,294,460,228.80, 1,941,747,021.60 and 374,429,569.60 is: 561,660,748.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,460,228.80 : 1,941,747,021.60 = 374,429,569.60 : x
  2. Step 2: Convert to fraction form
    1,294,460,228.80/1,941,747,021.60 = 374,429,569.60/x
  3. Step 3: Cross multiply
    1,294,460,228.80x = 1,941,747,021.60 × 374,429,569.60
  4. Step 4: Simplify right side
    1,294,460,228.80x = 727,047,501,569,769,856
  5. Step 5: Solve for x
    x = 727,047,501,569,769,856/1,294,460,228.80
  6. Step 6: Final answer
    x = 561,660,748.93

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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.