Home / 300,487,506.55-450,761,702.87-103,725,274.39

Finding the Fourth Proportional to 300,487,506.55, 450,761,702.87 and 103,725,274.39

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Solution

The fourth proportional to 300,487,506.55, 450,761,702.87 and 103,725,274.39 is: 155,598,420.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,487,506.55 : 450,761,702.87 = 103,725,274.39 : x
  2. Step 2: Convert to fraction form
    300,487,506.55/450,761,702.87 = 103,725,274.39/x
  3. Step 3: Cross multiply
    300,487,506.55x = 450,761,702.87 × 103,725,274.39
  4. Step 4: Simplify right side
    300,487,506.55x = 46,755,381,314,175,776
  5. Step 5: Solve for x
    x = 46,755,381,314,175,776/300,487,506.55
  6. Step 6: Final answer
    x = 155,598,420.22

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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.