Home / 114,281,969.45-157,708,251.03-62,071,378.78

Finding the Fourth Proportional to 114,281,969.45, 157,708,251.03 and 62,071,378.78

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Solution

The fourth proportional to 114,281,969.45, 157,708,251.03 and 62,071,378.78 is: 85,658,031.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,281,969.45 : 157,708,251.03 = 62,071,378.78 : x
  2. Step 2: Convert to fraction form
    114,281,969.45/157,708,251.03 = 62,071,378.78/x
  3. Step 3: Cross multiply
    114,281,969.45x = 157,708,251.03 × 62,071,378.78
  4. Step 4: Simplify right side
    114,281,969.45x = 9,789,168,585,709,828
  5. Step 5: Solve for x
    x = 9,789,168,585,709,828/114,281,969.45
  6. Step 6: Final answer
    x = 85,658,031.91

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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.