Home / 749,186,718.90-1,123,780,078.35-736,272,702.60

Finding the Fourth Proportional to 749,186,718.90, 1,123,780,078.35 and 736,272,702.60

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Solution

The fourth proportional to 749,186,718.90, 1,123,780,078.35 and 736,272,702.60 is: 1,104,409,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,186,718.90 : 1,123,780,078.35 = 736,272,702.60 : x
  2. Step 2: Convert to fraction form
    749,186,718.90/1,123,780,078.35 = 736,272,702.60/x
  3. Step 3: Cross multiply
    749,186,718.90x = 1,123,780,078.35 × 736,272,702.60
  4. Step 4: Simplify right side
    749,186,718.90x = 827,408,595,414,794,240
  5. Step 5: Solve for x
    x = 827,408,595,414,794,240/749,186,718.90
  6. Step 6: Final answer
    x = 1,104,409,053.90

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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.