Home / 282,412,955.88-423,376,783.47-98,156,488.68

Finding the Fourth Proportional to 282,412,955.88, 423,376,783.47 and 98,156,488.68

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Solution

The fourth proportional to 282,412,955.88, 423,376,783.47 and 98,156,488.68 is: 147,150,396.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,412,955.88 : 423,376,783.47 = 98,156,488.68 : x
  2. Step 2: Convert to fraction form
    282,412,955.88/423,376,783.47 = 98,156,488.68/x
  3. Step 3: Cross multiply
    282,412,955.88x = 423,376,783.47 × 98,156,488.68
  4. Step 4: Simplify right side
    282,412,955.88x = 41,557,178,454,047,872
  5. Step 5: Solve for x
    x = 41,557,178,454,047,872/282,412,955.88
  6. Step 6: Final answer
    x = 147,150,396.57

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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.