Home / 115,848,217.65-159,825,483.99-65,600,901.66

Finding the Fourth Proportional to 115,848,217.65, 159,825,483.99 and 65,600,901.66

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Solution

The fourth proportional to 115,848,217.65, 159,825,483.99 and 65,600,901.66 is: 90,503,730.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,848,217.65 : 159,825,483.99 = 65,600,901.66 : x
  2. Step 2: Convert to fraction form
    115,848,217.65/159,825,483.99 = 65,600,901.66/x
  3. Step 3: Cross multiply
    115,848,217.65x = 159,825,483.99 × 65,600,901.66
  4. Step 4: Simplify right side
    115,848,217.65x = 10,484,695,857,989,894
  5. Step 5: Solve for x
    x = 10,484,695,857,989,894/115,848,217.65
  6. Step 6: Final answer
    x = 90,503,730.40

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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.