Home / 350,280,290.25-483,306,605.48-209,124,038.48

Finding the Fourth Proportional to 350,280,290.25, 483,306,605.48 and 209,124,038.48

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Solution

The fourth proportional to 350,280,290.25, 483,306,605.48 and 209,124,038.48 is: 288,543,295.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,280,290.25 : 483,306,605.48 = 209,124,038.48 : x
  2. Step 2: Convert to fraction form
    350,280,290.25/483,306,605.48 = 209,124,038.48/x
  3. Step 3: Cross multiply
    350,280,290.25x = 483,306,605.48 × 209,124,038.48
  4. Step 4: Simplify right side
    350,280,290.25x = 101,071,029,160,143,984
  5. Step 5: Solve for x
    x = 101,071,029,160,143,984/350,280,290.25
  6. Step 6: Final answer
    x = 288,543,295.11

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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.