Home / 161,858,399.10-242,787,598.65-144,852,287.10

Finding the Fourth Proportional to 161,858,399.10, 242,787,598.65 and 144,852,287.10

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Solution

The fourth proportional to 161,858,399.10, 242,787,598.65 and 144,852,287.10 is: 217,278,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,858,399.10 : 242,787,598.65 = 144,852,287.10 : x
  2. Step 2: Convert to fraction form
    161,858,399.10/242,787,598.65 = 144,852,287.10/x
  3. Step 3: Cross multiply
    161,858,399.10x = 242,787,598.65 × 144,852,287.10
  4. Step 4: Simplify right side
    161,858,399.10x = 35,168,338,943,969,372
  5. Step 5: Solve for x
    x = 35,168,338,943,969,372/161,858,399.10
  6. Step 6: Final answer
    x = 217,278,430.65

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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.