Home / 384,914,875.80-577,372,313.70-377,262,125.40

Finding the Fourth Proportional to 384,914,875.80, 577,372,313.70 and 377,262,125.40

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Solution

The fourth proportional to 384,914,875.80, 577,372,313.70 and 377,262,125.40 is: 565,893,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,914,875.80 : 577,372,313.70 = 377,262,125.40 : x
  2. Step 2: Convert to fraction form
    384,914,875.80/577,372,313.70 = 377,262,125.40/x
  3. Step 3: Cross multiply
    384,914,875.80x = 577,372,313.70 × 377,262,125.40
  4. Step 4: Simplify right side
    384,914,875.80x = 217,820,706,213,577,536
  5. Step 5: Solve for x
    x = 217,820,706,213,577,536/384,914,875.80
  6. Step 6: Final answer
    x = 565,893,188.10

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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.