Home / 282,680,328.80-424,048,486.80-98,419,455.20

Finding the Fourth Proportional to 282,680,328.80, 424,048,486.80 and 98,419,455.20

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Solution

The fourth proportional to 282,680,328.80, 424,048,486.80 and 98,419,455.20 is: 147,638,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,680,328.80 : 424,048,486.80 = 98,419,455.20 : x
  2. Step 2: Convert to fraction form
    282,680,328.80/424,048,486.80 = 98,419,455.20/x
  3. Step 3: Cross multiply
    282,680,328.80x = 424,048,486.80 × 98,419,455.20
  4. Step 4: Simplify right side
    282,680,328.80x = 41,734,621,049,240,392
  5. Step 5: Solve for x
    x = 41,734,621,049,240,392/282,680,328.80
  6. Step 6: Final answer
    x = 147,638,929.20

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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.