Home / 460,427,399.80-689,403,507.30-350,730,005.80

Finding the Fourth Proportional to 460,427,399.80, 689,403,507.30 and 350,730,005.80

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Solution

The fourth proportional to 460,427,399.80, 689,403,507.30 and 350,730,005.80 is: 525,152,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,427,399.80 : 689,403,507.30 = 350,730,005.80 : x
  2. Step 2: Convert to fraction form
    460,427,399.80/689,403,507.30 = 350,730,005.80/x
  3. Step 3: Cross multiply
    460,427,399.80x = 689,403,507.30 × 350,730,005.80
  4. Step 4: Simplify right side
    460,427,399.80x = 241,794,496,113,869,344
  5. Step 5: Solve for x
    x = 241,794,496,113,869,344/460,427,399.80
  6. Step 6: Final answer
    x = 525,152,274.21

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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.