Home / 679,142,230.45-937,253,177.58-377,759,381.74

Finding the Fourth Proportional to 679,142,230.45, 937,253,177.58 and 377,759,381.74

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Solution

The fourth proportional to 679,142,230.45, 937,253,177.58 and 377,759,381.74 is: 521,328,471.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,142,230.45 : 937,253,177.58 = 377,759,381.74 : x
  2. Step 2: Convert to fraction form
    679,142,230.45/937,253,177.58 = 377,759,381.74/x
  3. Step 3: Cross multiply
    679,142,230.45x = 937,253,177.58 × 377,759,381.74
  4. Step 4: Simplify right side
    679,142,230.45x = 354,056,180,895,544,704
  5. Step 5: Solve for x
    x = 354,056,180,895,544,704/679,142,230.45
  6. Step 6: Final answer
    x = 521,328,471.45

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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.