Home / 115,645,885.60-173,128,004.70-101,296,978.60

Finding the Fourth Proportional to 115,645,885.60, 173,128,004.70 and 101,296,978.60

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Solution

The fourth proportional to 115,645,885.60, 173,128,004.70 and 101,296,978.60 is: 151,646,932.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,645,885.60 : 173,128,004.70 = 101,296,978.60 : x
  2. Step 2: Convert to fraction form
    115,645,885.60/173,128,004.70 = 101,296,978.60/x
  3. Step 3: Cross multiply
    115,645,885.60x = 173,128,004.70 × 101,296,978.60
  4. Step 4: Simplify right side
    115,645,885.60x = 17,537,343,787,156,598
  5. Step 5: Solve for x
    x = 17,537,343,787,156,598/115,645,885.60
  6. Step 6: Final answer
    x = 151,646,932.32

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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.