Home / 118,605,013.95-163,590,544.02-108,846,972.03

Finding the Fourth Proportional to 118,605,013.95, 163,590,544.02 and 108,846,972.03

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Solution

The fourth proportional to 118,605,013.95, 163,590,544.02 and 108,846,972.03 is: 150,131,388.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,605,013.95 : 163,590,544.02 = 108,846,972.03 : x
  2. Step 2: Convert to fraction form
    118,605,013.95/163,590,544.02 = 108,846,972.03/x
  3. Step 3: Cross multiply
    118,605,013.95x = 163,590,544.02 × 108,846,972.03
  4. Step 4: Simplify right side
    118,605,013.95x = 17,806,335,369,317,426
  5. Step 5: Solve for x
    x = 17,806,335,369,317,426/118,605,013.95
  6. Step 6: Final answer
    x = 150,131,388.01

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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.