Home / 98,345,560.61-135,713,318.64-54,291,615.39

Finding the Fourth Proportional to 98,345,560.61, 135,713,318.64 and 54,291,615.39

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Solution

The fourth proportional to 98,345,560.61, 135,713,318.64 and 54,291,615.39 is: 74,920,466.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,345,560.61 : 135,713,318.64 = 54,291,615.39 : x
  2. Step 2: Convert to fraction form
    98,345,560.61/135,713,318.64 = 54,291,615.39/x
  3. Step 3: Cross multiply
    98,345,560.61x = 135,713,318.64 × 54,291,615.39
  4. Step 4: Simplify right side
    98,345,560.61x = 7,368,095,298,903,397
  5. Step 5: Solve for x
    x = 7,368,095,298,903,397/98,345,560.61
  6. Step 6: Final answer
    x = 74,920,466.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.