Home / 57,240,240.30-85,860,360.45-34,281,989.10

Finding the Fourth Proportional to 57,240,240.30, 85,860,360.45 and 34,281,989.10

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Solution

The fourth proportional to 57,240,240.30, 85,860,360.45 and 34,281,989.10 is: 51,422,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,240,240.30 : 85,860,360.45 = 34,281,989.10 : x
  2. Step 2: Convert to fraction form
    57,240,240.30/85,860,360.45 = 34,281,989.10/x
  3. Step 3: Cross multiply
    57,240,240.30x = 85,860,360.45 × 34,281,989.10
  4. Step 4: Simplify right side
    57,240,240.30x = 2,943,463,941,068,971.50
  5. Step 5: Solve for x
    x = 2,943,463,941,068,971.50/57,240,240.30
  6. Step 6: Final answer
    x = 51,422,983.65

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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.