Home / 693,232,725.29-956,763,837.72-438,937,717.77

Finding the Fourth Proportional to 693,232,725.29, 956,763,837.72 and 438,937,717.77

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Solution

The fourth proportional to 693,232,725.29, 956,763,837.72 and 438,937,717.77 is: 605,799,062.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,232,725.29 : 956,763,837.72 = 438,937,717.77 : x
  2. Step 2: Convert to fraction form
    693,232,725.29/956,763,837.72 = 438,937,717.77/x
  3. Step 3: Cross multiply
    693,232,725.29x = 956,763,837.72 × 438,937,717.77
  4. Step 4: Simplify right side
    693,232,725.29x = 419,959,735,373,683,456
  5. Step 5: Solve for x
    x = 419,959,735,373,683,456/693,232,725.29
  6. Step 6: Final answer
    x = 605,799,062.94

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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.