Home / 388,507,360.20-582,747,561.90-97,377,030.60

Finding the Fourth Proportional to 388,507,360.20, 582,747,561.90 and 97,377,030.60

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Solution

The fourth proportional to 388,507,360.20, 582,747,561.90 and 97,377,030.60 is: 146,062,167.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,507,360.20 : 582,747,561.90 = 97,377,030.60 : x
  2. Step 2: Convert to fraction form
    388,507,360.20/582,747,561.90 = 97,377,030.60/x
  3. Step 3: Cross multiply
    388,507,360.20x = 582,747,561.90 × 97,377,030.60
  4. Step 4: Simplify right side
    388,507,360.20x = 56,746,227,167,211,688
  5. Step 5: Solve for x
    x = 56,746,227,167,211,688/388,507,360.20
  6. Step 6: Final answer
    x = 146,062,167.62

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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.