Home / 146,018,412.30-219,027,618.45-38,323,922.70

Finding the Fourth Proportional to 146,018,412.30, 219,027,618.45 and 38,323,922.70

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Solution

The fourth proportional to 146,018,412.30, 219,027,618.45 and 38,323,922.70 is: 57,485,884.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,018,412.30 : 219,027,618.45 = 38,323,922.70 : x
  2. Step 2: Convert to fraction form
    146,018,412.30/219,027,618.45 = 38,323,922.70/x
  3. Step 3: Cross multiply
    146,018,412.30x = 219,027,618.45 × 38,323,922.70
  4. Step 4: Simplify right side
    146,018,412.30x = 8,393,997,518,642,894
  5. Step 5: Solve for x
    x = 8,393,997,518,642,894/146,018,412.30
  6. Step 6: Final answer
    x = 57,485,884.05

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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.