Home / 4,989,519,936,986.40-7,471,390,265,639.10-3,443,594,688,109.80

Finding the Fourth Proportional to 4,989,519,936,986.40, 7,471,390,265,639.10 and 3,443,594,688,109.80

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Solution

The fourth proportional to 4,989,519,936,986.40, 7,471,390,265,639.10 and 3,443,594,688,109.80 is: 5,156,496,047,010.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,519,936,986.40 : 7,471,390,265,639.10 = 3,443,594,688,109.80 : x
  2. Step 2: Convert to fraction form
    4,989,519,936,986.40/7,471,390,265,639.10 = 3,443,594,688,109.80/x
  3. Step 3: Cross multiply
    4,989,519,936,986.40x = 7,471,390,265,639.10 × 3,443,594,688,109.80
  4. Step 4: Simplify right side
    4,989,519,936,986.40x = 25,728,439,831,550,070,473,359,360
  5. Step 5: Solve for x
    x = 25,728,439,831,550,070,473,359,360/4,989,519,936,986.40
  6. Step 6: Final answer
    x = 5,156,496,047,010.42

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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.