Home / 844,081,138.21-1,164,838,810.05-467,744,012.22

Finding the Fourth Proportional to 844,081,138.21, 1,164,838,810.05 and 467,744,012.22

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Solution

The fourth proportional to 844,081,138.21, 1,164,838,810.05 and 467,744,012.22 is: 645,490,526.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,081,138.21 : 1,164,838,810.05 = 467,744,012.22 : x
  2. Step 2: Convert to fraction form
    844,081,138.21/1,164,838,810.05 = 467,744,012.22/x
  3. Step 3: Cross multiply
    844,081,138.21x = 1,164,838,810.05 × 467,744,012.22
  4. Step 4: Simplify right side
    844,081,138.21x = 544,846,378,602,357,440
  5. Step 5: Solve for x
    x = 544,846,378,602,357,440/844,081,138.21
  6. Step 6: Final answer
    x = 645,490,526.84

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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.