Home / 356,712,548.40-534,431,093.40-305,694,212.40

Finding the Fourth Proportional to 356,712,548.40, 534,431,093.40 and 305,694,212.40

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Solution

The fourth proportional to 356,712,548.40, 534,431,093.40 and 305,694,212.40 is: 457,994,799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,712,548.40 : 534,431,093.40 = 305,694,212.40 : x
  2. Step 2: Convert to fraction form
    356,712,548.40/534,431,093.40 = 305,694,212.40/x
  3. Step 3: Cross multiply
    356,712,548.40x = 534,431,093.40 × 305,694,212.40
  4. Step 4: Simplify right side
    356,712,548.40x = 163,372,492,178,983,808
  5. Step 5: Solve for x
    x = 163,372,492,178,983,808/356,712,548.40
  6. Step 6: Final answer
    x = 457,994,799.77

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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.