Home / 63,142,573.19-87,088,736.25-54,336,866.45

Finding the Fourth Proportional to 63,142,573.19, 87,088,736.25 and 54,336,866.45

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Solution

The fourth proportional to 63,142,573.19, 87,088,736.25 and 54,336,866.45 is: 74,943,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,142,573.19 : 87,088,736.25 = 54,336,866.45 : x
  2. Step 2: Convert to fraction form
    63,142,573.19/87,088,736.25 = 54,336,866.45/x
  3. Step 3: Cross multiply
    63,142,573.19x = 87,088,736.25 × 54,336,866.45
  4. Step 4: Simplify right side
    63,142,573.19x = 4,732,129,030,480,080
  5. Step 5: Solve for x
    x = 4,732,129,030,480,080/63,142,573.19
  6. Step 6: Final answer
    x = 74,943,556.97

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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.