Home / 113,091,352.40-169,637,028.60-40,390,223.60

Finding the Fourth Proportional to 113,091,352.40, 169,637,028.60 and 40,390,223.60

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Solution

The fourth proportional to 113,091,352.40, 169,637,028.60 and 40,390,223.60 is: 60,585,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,091,352.40 : 169,637,028.60 = 40,390,223.60 : x
  2. Step 2: Convert to fraction form
    113,091,352.40/169,637,028.60 = 40,390,223.60/x
  3. Step 3: Cross multiply
    113,091,352.40x = 169,637,028.60 × 40,390,223.60
  4. Step 4: Simplify right side
    113,091,352.40x = 6,851,677,515,993,595
  5. Step 5: Solve for x
    x = 6,851,677,515,993,595/113,091,352.40
  6. Step 6: Final answer
    x = 60,585,335.40

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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.