Home / 98,890,847.80-148,389,415.80-41,388,931.60

Finding the Fourth Proportional to 98,890,847.80, 148,389,415.80 and 41,388,931.60

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Solution

The fourth proportional to 98,890,847.80, 148,389,415.80 and 41,388,931.60 is: 62,105,639.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,890,847.80 : 148,389,415.80 = 41,388,931.60 : x
  2. Step 2: Convert to fraction form
    98,890,847.80/148,389,415.80 = 41,388,931.60/x
  3. Step 3: Cross multiply
    98,890,847.80x = 148,389,415.80 × 41,388,931.60
  4. Step 4: Simplify right side
    98,890,847.80x = 6,141,679,380,710,160
  5. Step 5: Solve for x
    x = 6,141,679,380,710,160/98,890,847.80
  6. Step 6: Final answer
    x = 62,105,639.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.