Home / 356,039,601.40-534,059,402.10-218,290,094.20

Finding the Fourth Proportional to 356,039,601.40, 534,059,402.10 and 218,290,094.20

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Solution

The fourth proportional to 356,039,601.40, 534,059,402.10 and 218,290,094.20 is: 327,435,141.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,039,601.40 : 534,059,402.10 = 218,290,094.20 : x
  2. Step 2: Convert to fraction form
    356,039,601.40/534,059,402.10 = 218,290,094.20/x
  3. Step 3: Cross multiply
    356,039,601.40x = 534,059,402.10 × 218,290,094.20
  4. Step 4: Simplify right side
    356,039,601.40x = 116,579,877,192,804,672
  5. Step 5: Solve for x
    x = 116,579,877,192,804,672/356,039,601.40
  6. Step 6: Final answer
    x = 327,435,141.30

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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.