Home / 98,072,989.08-135,340,724.40-56,843,796.24

Finding the Fourth Proportional to 98,072,989.08, 135,340,724.40 and 56,843,796.24

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Solution

The fourth proportional to 98,072,989.08, 135,340,724.40 and 56,843,796.24 is: 78,444,438.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,072,989.08 : 135,340,724.40 = 56,843,796.24 : x
  2. Step 2: Convert to fraction form
    98,072,989.08/135,340,724.40 = 56,843,796.24/x
  3. Step 3: Cross multiply
    98,072,989.08x = 135,340,724.40 × 56,843,796.24
  4. Step 4: Simplify right side
    98,072,989.08x = 7,693,280,560,767,597
  5. Step 5: Solve for x
    x = 7,693,280,560,767,597/98,072,989.08
  6. Step 6: Final answer
    x = 78,444,438.50

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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.