Home / 489,017,004.90-733,525,507.35-440,644,064.10

Finding the Fourth Proportional to 489,017,004.90, 733,525,507.35 and 440,644,064.10

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Solution

The fourth proportional to 489,017,004.90, 733,525,507.35 and 440,644,064.10 is: 660,966,096.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,017,004.90 : 733,525,507.35 = 440,644,064.10 : x
  2. Step 2: Convert to fraction form
    489,017,004.90/733,525,507.35 = 440,644,064.10/x
  3. Step 3: Cross multiply
    489,017,004.90x = 733,525,507.35 × 440,644,064.10
  4. Step 4: Simplify right side
    489,017,004.90x = 323,223,660,679,718,464
  5. Step 5: Solve for x
    x = 323,223,660,679,718,464/489,017,004.90
  6. Step 6: Final answer
    x = 660,966,096.15

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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.