Home / 117,936,619.20-176,904,928.80-97,130,704.05

Finding the Fourth Proportional to 117,936,619.20, 176,904,928.80 and 97,130,704.05

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Solution

The fourth proportional to 117,936,619.20, 176,904,928.80 and 97,130,704.05 is: 145,696,056.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,936,619.20 : 176,904,928.80 = 97,130,704.05 : x
  2. Step 2: Convert to fraction form
    117,936,619.20/176,904,928.80 = 97,130,704.05/x
  3. Step 3: Cross multiply
    117,936,619.20x = 176,904,928.80 × 97,130,704.05
  4. Step 4: Simplify right side
    117,936,619.20x = 17,182,900,284,259,122
  5. Step 5: Solve for x
    x = 17,182,900,284,259,122/117,936,619.20
  6. Step 6: Final answer
    x = 145,696,056.08

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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.