Home / 98,870,188.80-148,305,283.20-94,839,110.40

Finding the Fourth Proportional to 98,870,188.80, 148,305,283.20 and 94,839,110.40

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Solution

The fourth proportional to 98,870,188.80, 148,305,283.20 and 94,839,110.40 is: 142,258,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,870,188.80 : 148,305,283.20 = 94,839,110.40 : x
  2. Step 2: Convert to fraction form
    98,870,188.80/148,305,283.20 = 94,839,110.40/x
  3. Step 3: Cross multiply
    98,870,188.80x = 148,305,283.20 × 94,839,110.40
  4. Step 4: Simplify right side
    98,870,188.80x = 14,065,141,126,308,066
  5. Step 5: Solve for x
    x = 14,065,141,126,308,066/98,870,188.80
  6. Step 6: Final answer
    x = 142,258,665.60

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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.