Home / 441,443,128.40-609,219,034.03-243,204,582.17

Finding the Fourth Proportional to 441,443,128.40, 609,219,034.03 and 243,204,582.17

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Solution

The fourth proportional to 441,443,128.40, 609,219,034.03 and 243,204,582.17 is: 335,637,483.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,443,128.40 : 609,219,034.03 = 243,204,582.17 : x
  2. Step 2: Convert to fraction form
    441,443,128.40/609,219,034.03 = 243,204,582.17/x
  3. Step 3: Cross multiply
    441,443,128.40x = 609,219,034.03 × 243,204,582.17
  4. Step 4: Simplify right side
    441,443,128.40x = 148,164,860,621,277,152
  5. Step 5: Solve for x
    x = 148,164,860,621,277,152/441,443,128.40
  6. Step 6: Final answer
    x = 335,637,483.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.