Home / 99,870,097.50-149,805,146.25-28,066,513.50

Finding the Fourth Proportional to 99,870,097.50, 149,805,146.25 and 28,066,513.50

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Solution

The fourth proportional to 99,870,097.50, 149,805,146.25 and 28,066,513.50 is: 42,099,770.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,870,097.50 : 149,805,146.25 = 28,066,513.50 : x
  2. Step 2: Convert to fraction form
    99,870,097.50/149,805,146.25 = 28,066,513.50/x
  3. Step 3: Cross multiply
    99,870,097.50x = 149,805,146.25 × 28,066,513.50
  4. Step 4: Simplify right side
    99,870,097.50x = 4,204,508,159,595,099.50
  5. Step 5: Solve for x
    x = 4,204,508,159,595,099.50/99,870,097.50
  6. Step 6: Final answer
    x = 42,099,770.25

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1.5x scale

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.