Home / 164,885,651.24-247,376,345.62-66,466,566.60

Finding the Fourth Proportional to 164,885,651.24, 247,376,345.62 and 66,466,566.60

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Solution

The fourth proportional to 164,885,651.24, 247,376,345.62 and 66,466,566.60 is: 99,719,146.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,885,651.24 : 247,376,345.62 = 66,466,566.60 : x
  2. Step 2: Convert to fraction form
    164,885,651.24/247,376,345.62 = 66,466,566.60/x
  3. Step 3: Cross multiply
    164,885,651.24x = 247,376,345.62 × 66,466,566.60
  4. Step 4: Simplify right side
    164,885,651.24x = 16,442,256,351,416,348
  5. Step 5: Solve for x
    x = 16,442,256,351,416,348/164,885,651.24
  6. Step 6: Final answer
    x = 99,719,146.13

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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.