Home / 163,715,655.96-225,927,075.96-89,377,135.38

Finding the Fourth Proportional to 163,715,655.96, 225,927,075.96 and 89,377,135.38

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Solution

The fourth proportional to 163,715,655.96, 225,927,075.96 and 89,377,135.38 is: 123,340,157.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,715,655.96 : 225,927,075.96 = 89,377,135.38 : x
  2. Step 2: Convert to fraction form
    163,715,655.96/225,927,075.96 = 89,377,135.38/x
  3. Step 3: Cross multiply
    163,715,655.96x = 225,927,075.96 × 89,377,135.38
  4. Step 4: Simplify right side
    163,715,655.96x = 20,192,714,854,084,464
  5. Step 5: Solve for x
    x = 20,192,714,854,084,464/163,715,655.96
  6. Step 6: Final answer
    x = 123,340,157.88

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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.