Home / 71,118,230.60-106,677,345.90-68,331,312.20

Finding the Fourth Proportional to 71,118,230.60, 106,677,345.90 and 68,331,312.20

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Solution

The fourth proportional to 71,118,230.60, 106,677,345.90 and 68,331,312.20 is: 102,496,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,118,230.60 : 106,677,345.90 = 68,331,312.20 : x
  2. Step 2: Convert to fraction form
    71,118,230.60/106,677,345.90 = 68,331,312.20/x
  3. Step 3: Cross multiply
    71,118,230.60x = 106,677,345.90 × 68,331,312.20
  4. Step 4: Simplify right side
    71,118,230.60x = 7,289,403,027,360,291
  5. Step 5: Solve for x
    x = 7,289,403,027,360,291/71,118,230.60
  6. Step 6: Final answer
    x = 102,496,968.30

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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.