Home / 74,174,636,012.88-111,307,718,188.56-34,372,992,075.60

Finding the Fourth Proportional to 74,174,636,012.88, 111,307,718,188.56 and 34,372,992,075.60

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Solution

The fourth proportional to 74,174,636,012.88, 111,307,718,188.56 and 34,372,992,075.60 is: 51,580,695,516.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,174,636,012.88 : 111,307,718,188.56 = 34,372,992,075.60 : x
  2. Step 2: Convert to fraction form
    74,174,636,012.88/111,307,718,188.56 = 34,372,992,075.60/x
  3. Step 3: Cross multiply
    74,174,636,012.88x = 111,307,718,188.56 × 34,372,992,075.60
  4. Step 4: Simplify right side
    74,174,636,012.88x = 3,825,979,315,248,490,872,832
  5. Step 5: Solve for x
    x = 3,825,979,315,248,490,872,832/74,174,636,012.88
  6. Step 6: Final answer
    x = 51,580,695,516.78

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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.