Home / 152,254,093.17-210,105,022.38-82,637,979.38

Finding the Fourth Proportional to 152,254,093.17, 210,105,022.38 and 82,637,979.38

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Solution

The fourth proportional to 152,254,093.17, 210,105,022.38 and 82,637,979.38 is: 114,037,357.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,254,093.17 : 210,105,022.38 = 82,637,979.38 : x
  2. Step 2: Convert to fraction form
    152,254,093.17/210,105,022.38 = 82,637,979.38/x
  3. Step 3: Cross multiply
    152,254,093.17x = 210,105,022.38 × 82,637,979.38
  4. Step 4: Simplify right side
    152,254,093.17x = 17,362,654,506,022,354
  5. Step 5: Solve for x
    x = 17,362,654,506,022,354/152,254,093.17
  6. Step 6: Final answer
    x = 114,037,357.84

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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.