Home / 99,066,270.40-148,473,434.40-47,837,982.40

Finding the Fourth Proportional to 99,066,270.40, 148,473,434.40 and 47,837,982.40

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Solution

The fourth proportional to 99,066,270.40, 148,473,434.40 and 47,837,982.40 is: 71,696,143.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,066,270.40 : 148,473,434.40 = 47,837,982.40 : x
  2. Step 2: Convert to fraction form
    99,066,270.40/148,473,434.40 = 47,837,982.40/x
  3. Step 3: Cross multiply
    99,066,270.40x = 148,473,434.40 × 47,837,982.40
  4. Step 4: Simplify right side
    99,066,270.40x = 7,102,669,541,694,755
  5. Step 5: Solve for x
    x = 7,102,669,541,694,755/99,066,270.40
  6. Step 6: Final answer
    x = 71,696,143.53

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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.