Home / 370,155,300.66-551,923,664.33-359,985,512.79

Finding the Fourth Proportional to 370,155,300.66, 551,923,664.33 and 359,985,512.79

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Solution

The fourth proportional to 370,155,300.66, 551,923,664.33 and 359,985,512.79 is: 536,759,903.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,155,300.66 : 551,923,664.33 = 359,985,512.79 : x
  2. Step 2: Convert to fraction form
    370,155,300.66/551,923,664.33 = 359,985,512.79/x
  3. Step 3: Cross multiply
    370,155,300.66x = 551,923,664.33 × 359,985,512.79
  4. Step 4: Simplify right side
    370,155,300.66x = 198,684,523,325,670,848
  5. Step 5: Solve for x
    x = 198,684,523,325,670,848/370,155,300.66
  6. Step 6: Final answer
    x = 536,759,903.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.