Home / 611,799,392.34-917,867,759.04-243,592,917.66

Finding the Fourth Proportional to 611,799,392.34, 917,867,759.04 and 243,592,917.66

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Solution

The fourth proportional to 611,799,392.34, 917,867,759.04 and 243,592,917.66 is: 365,456,534.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,799,392.34 : 917,867,759.04 = 243,592,917.66 : x
  2. Step 2: Convert to fraction form
    611,799,392.34/917,867,759.04 = 243,592,917.66/x
  3. Step 3: Cross multiply
    611,799,392.34x = 917,867,759.04 × 243,592,917.66
  4. Step 4: Simplify right side
    611,799,392.34x = 223,586,085,450,599,424
  5. Step 5: Solve for x
    x = 223,586,085,450,599,424/611,799,392.34
  6. Step 6: Final answer
    x = 365,456,534.04

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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.