Home / 134,223,670.20-201,335,505.30-85,850,729.40

Finding the Fourth Proportional to 134,223,670.20, 201,335,505.30 and 85,850,729.40

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Solution

The fourth proportional to 134,223,670.20, 201,335,505.30 and 85,850,729.40 is: 128,776,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,223,670.20 : 201,335,505.30 = 85,850,729.40 : x
  2. Step 2: Convert to fraction form
    134,223,670.20/201,335,505.30 = 85,850,729.40/x
  3. Step 3: Cross multiply
    134,223,670.20x = 201,335,505.30 × 85,850,729.40
  4. Step 4: Simplify right side
    134,223,670.20x = 17,284,799,984,122,568
  5. Step 5: Solve for x
    x = 17,284,799,984,122,568/134,223,670.20
  6. Step 6: Final answer
    x = 128,776,094.10

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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.