Home / 78,701,752.53-108,608,563.41-43,896,686.36

Finding the Fourth Proportional to 78,701,752.53, 108,608,563.41 and 43,896,686.36

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Solution

The fourth proportional to 78,701,752.53, 108,608,563.41 and 43,896,686.36 is: 60,577,508.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,701,752.53 : 108,608,563.41 = 43,896,686.36 : x
  2. Step 2: Convert to fraction form
    78,701,752.53/108,608,563.41 = 43,896,686.36/x
  3. Step 3: Cross multiply
    78,701,752.53x = 108,608,563.41 × 43,896,686.36
  4. Step 4: Simplify right side
    78,701,752.53x = 4,767,556,043,475,899
  5. Step 5: Solve for x
    x = 4,767,556,043,475,899/78,701,752.53
  6. Step 6: Final answer
    x = 60,577,508.00

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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.