Home / 98,335,968.56-135,711,148.03-54,291,450.68

Finding the Fourth Proportional to 98,335,968.56, 135,711,148.03 and 54,291,450.68

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Solution

The fourth proportional to 98,335,968.56, 135,711,148.03 and 54,291,450.68 is: 74,926,349.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,335,968.56 : 135,711,148.03 = 54,291,450.68 : x
  2. Step 2: Convert to fraction form
    98,335,968.56/135,711,148.03 = 54,291,450.68/x
  3. Step 3: Cross multiply
    98,335,968.56x = 135,711,148.03 × 54,291,450.68
  4. Step 4: Simplify right side
    98,335,968.56x = 7,367,955,099,182,640
  5. Step 5: Solve for x
    x = 7,367,955,099,182,640/98,335,968.56
  6. Step 6: Final answer
    x = 74,926,349.00

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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.