Home / 469,915,020,279.97-704,871,650,629.10-147,242,535,898.48

Finding the Fourth Proportional to 469,915,020,279.97, 704,871,650,629.10 and 147,242,535,898.48

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Solution

The fourth proportional to 469,915,020,279.97, 704,871,650,629.10 and 147,242,535,898.48 is: 220,863,528,175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,915,020,279.97 : 704,871,650,629.10 = 147,242,535,898.48 : x
  2. Step 2: Convert to fraction form
    469,915,020,279.97/704,871,650,629.10 = 147,242,535,898.48/x
  3. Step 3: Cross multiply
    469,915,020,279.97x = 704,871,650,629.10 × 147,242,535,898.48
  4. Step 4: Simplify right side
    469,915,020,279.97x = 103,787,089,321,576,116,518,912
  5. Step 5: Solve for x
    x = 103,787,089,321,576,116,518,912/469,915,020,279.97
  6. Step 6: Final answer
    x = 220,863,528,175.25

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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.