Home / 282,680,316.80-424,048,468.80-98,419,443.20

Finding the Fourth Proportional to 282,680,316.80, 424,048,468.80 and 98,419,443.20

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Solution

The fourth proportional to 282,680,316.80, 424,048,468.80 and 98,419,443.20 is: 147,638,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,680,316.80 : 424,048,468.80 = 98,419,443.20 : x
  2. Step 2: Convert to fraction form
    282,680,316.80/424,048,468.80 = 98,419,443.20/x
  3. Step 3: Cross multiply
    282,680,316.80x = 424,048,468.80 × 98,419,443.20
  4. Step 4: Simplify right side
    282,680,316.80x = 41,734,614,189,108,576
  5. Step 5: Solve for x
    x = 41,734,614,189,108,576/282,680,316.80
  6. Step 6: Final answer
    x = 147,638,911.20

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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.