Home / 7,200,738,465,612.40-9,936,761,975,549.10-4,075,603,878,211.20

Finding the Fourth Proportional to 7,200,738,465,612.40, 9,936,761,975,549.10 and 4,075,603,878,211.20

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Solution

The fourth proportional to 7,200,738,465,612.40, 9,936,761,975,549.10 and 4,075,603,878,211.20 is: 5,624,187,829,874.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,738,465,612.40 : 9,936,761,975,549.10 = 4,075,603,878,211.20 : x
  2. Step 2: Convert to fraction form
    7,200,738,465,612.40/9,936,761,975,549.10 = 4,075,603,878,211.20/x
  3. Step 3: Cross multiply
    7,200,738,465,612.40x = 9,936,761,975,549.10 × 4,075,603,878,211.20
  4. Step 4: Simplify right side
    7,200,738,465,612.40x = 40,498,305,644,409,494,316,253,184
  5. Step 5: Solve for x
    x = 40,498,305,644,409,494,316,253,184/7,200,738,465,612.40
  6. Step 6: Final answer
    x = 5,624,187,829,874.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.