Home / 590,579,311.28-885,663,820.83-328,663,556.96

Finding the Fourth Proportional to 590,579,311.28, 885,663,820.83 and 328,663,556.96

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Solution

The fourth proportional to 590,579,311.28, 885,663,820.83 and 328,663,556.96 is: 492,881,169.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,579,311.28 : 885,663,820.83 = 328,663,556.96 : x
  2. Step 2: Convert to fraction form
    590,579,311.28/885,663,820.83 = 328,663,556.96/x
  3. Step 3: Cross multiply
    590,579,311.28x = 885,663,820.83 × 328,663,556.96
  4. Step 4: Simplify right side
    590,579,311.28x = 291,085,421,624,771,904
  5. Step 5: Solve for x
    x = 291,085,421,624,771,904/590,579,311.28
  6. Step 6: Final answer
    x = 492,881,169.50

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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.