Home / 114,958,094.40-172,437,141.60-74,143,425.60

Finding the Fourth Proportional to 114,958,094.40, 172,437,141.60 and 74,143,425.60

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Solution

The fourth proportional to 114,958,094.40, 172,437,141.60 and 74,143,425.60 is: 111,215,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,958,094.40 : 172,437,141.60 = 74,143,425.60 : x
  2. Step 2: Convert to fraction form
    114,958,094.40/172,437,141.60 = 74,143,425.60/x
  3. Step 3: Cross multiply
    114,958,094.40x = 172,437,141.60 × 74,143,425.60
  4. Step 4: Simplify right side
    114,958,094.40x = 12,785,080,378,896,264
  5. Step 5: Solve for x
    x = 12,785,080,378,896,264/114,958,094.40
  6. Step 6: Final answer
    x = 111,215,138.40

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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.