Home / 114,627,047.40-171,940,571.10-99,697,127.40

Finding the Fourth Proportional to 114,627,047.40, 171,940,571.10 and 99,697,127.40

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Solution

The fourth proportional to 114,627,047.40, 171,940,571.10 and 99,697,127.40 is: 149,545,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,627,047.40 : 171,940,571.10 = 99,697,127.40 : x
  2. Step 2: Convert to fraction form
    114,627,047.40/171,940,571.10 = 99,697,127.40/x
  3. Step 3: Cross multiply
    114,627,047.40x = 171,940,571.10 × 99,697,127.40
  4. Step 4: Simplify right side
    114,627,047.40x = 17,141,981,022,185,458
  5. Step 5: Solve for x
    x = 17,141,981,022,185,458/114,627,047.40
  6. Step 6: Final answer
    x = 149,545,691.10

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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.