Home / 91,014,822.20-136,522,233.30-60,403,820.60

Finding the Fourth Proportional to 91,014,822.20, 136,522,233.30 and 60,403,820.60

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Solution

The fourth proportional to 91,014,822.20, 136,522,233.30 and 60,403,820.60 is: 90,605,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,014,822.20 : 136,522,233.30 = 60,403,820.60 : x
  2. Step 2: Convert to fraction form
    91,014,822.20/136,522,233.30 = 60,403,820.60/x
  3. Step 3: Cross multiply
    91,014,822.20x = 136,522,233.30 × 60,403,820.60
  4. Step 4: Simplify right side
    91,014,822.20x = 8,246,464,488,164,547
  5. Step 5: Solve for x
    x = 8,246,464,488,164,547/91,014,822.20
  6. Step 6: Final answer
    x = 90,605,730.90

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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.