Home / 172,387,056.87-237,899,162.81-94,075,654.84

Finding the Fourth Proportional to 172,387,056.87, 237,899,162.81 and 94,075,654.84

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Solution

The fourth proportional to 172,387,056.87, 237,899,162.81 and 94,075,654.84 is: 129,827,145.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,387,056.87 : 237,899,162.81 = 94,075,654.84 : x
  2. Step 2: Convert to fraction form
    172,387,056.87/237,899,162.81 = 94,075,654.84/x
  3. Step 3: Cross multiply
    172,387,056.87x = 237,899,162.81 × 94,075,654.84
  4. Step 4: Simplify right side
    172,387,056.87x = 22,380,519,526,878,968
  5. Step 5: Solve for x
    x = 22,380,519,526,878,968/172,387,056.87
  6. Step 6: Final answer
    x = 129,827,145.57

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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.