Home / 117,008,878.40-175,534,312.80-48,858,459.20

Finding the Fourth Proportional to 117,008,878.40, 175,534,312.80 and 48,858,459.20

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Solution

The fourth proportional to 117,008,878.40, 175,534,312.80 and 48,858,459.20 is: 73,296,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,008,878.40 : 175,534,312.80 = 48,858,459.20 : x
  2. Step 2: Convert to fraction form
    117,008,878.40/175,534,312.80 = 48,858,459.20/x
  3. Step 3: Cross multiply
    117,008,878.40x = 175,534,312.80 × 48,858,459.20
  4. Step 4: Simplify right side
    117,008,878.40x = 8,576,336,060,138,839
  5. Step 5: Solve for x
    x = 8,576,336,060,138,839/117,008,878.40
  6. Step 6: Final answer
    x = 73,296,455.60

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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.