Home / 384,914,895.80-577,372,343.70-377,262,145.40

Finding the Fourth Proportional to 384,914,895.80, 577,372,343.70 and 377,262,145.40

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Solution

The fourth proportional to 384,914,895.80, 577,372,343.70 and 377,262,145.40 is: 565,893,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,914,895.80 : 577,372,343.70 = 377,262,145.40 : x
  2. Step 2: Convert to fraction form
    384,914,895.80/577,372,343.70 = 377,262,145.40/x
  3. Step 3: Cross multiply
    384,914,895.80x = 577,372,343.70 × 377,262,145.40
  4. Step 4: Simplify right side
    384,914,895.80x = 217,820,729,078,888,192
  5. Step 5: Solve for x
    x = 217,820,729,078,888,192/384,914,895.80
  6. Step 6: Final answer
    x = 565,893,218.10

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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.