Home / 164,885,652.24-247,376,347.12-66,466,567.60

Finding the Fourth Proportional to 164,885,652.24, 247,376,347.12 and 66,466,567.60

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Solution

The fourth proportional to 164,885,652.24, 247,376,347.12 and 66,466,567.60 is: 99,719,147.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,885,652.24 : 247,376,347.12 = 66,466,567.60 : x
  2. Step 2: Convert to fraction form
    164,885,652.24/247,376,347.12 = 66,466,567.60/x
  3. Step 3: Cross multiply
    164,885,652.24x = 247,376,347.12 × 66,466,567.60
  4. Step 4: Simplify right side
    164,885,652.24x = 16,442,256,698,492,546
  5. Step 5: Solve for x
    x = 16,442,256,698,492,546/164,885,652.24
  6. Step 6: Final answer
    x = 99,719,147.63

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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.