Home / 827,670,815.40-1,241,506,223.10-734,508,114.60

Finding the Fourth Proportional to 827,670,815.40, 1,241,506,223.10 and 734,508,114.60

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Solution

The fourth proportional to 827,670,815.40, 1,241,506,223.10 and 734,508,114.60 is: 1,101,762,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,670,815.40 : 1,241,506,223.10 = 734,508,114.60 : x
  2. Step 2: Convert to fraction form
    827,670,815.40/1,241,506,223.10 = 734,508,114.60/x
  3. Step 3: Cross multiply
    827,670,815.40x = 1,241,506,223.10 × 734,508,114.60
  4. Step 4: Simplify right side
    827,670,815.40x = 911,896,395,193,347,968
  5. Step 5: Solve for x
    x = 911,896,395,193,347,968/827,670,815.40
  6. Step 6: Final answer
    x = 1,101,762,171.90

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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.