Home / 330,985,929.89-456,760,561.59-191,837,404.32

Finding the Fourth Proportional to 330,985,929.89, 456,760,561.59 and 191,837,404.32

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Solution

The fourth proportional to 330,985,929.89, 456,760,561.59 and 191,837,404.32 is: 264,735,605.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,985,929.89 : 456,760,561.59 = 191,837,404.32 : x
  2. Step 2: Convert to fraction form
    330,985,929.89/456,760,561.59 = 191,837,404.32/x
  3. Step 3: Cross multiply
    330,985,929.89x = 456,760,561.59 × 191,837,404.32
  4. Step 4: Simplify right side
    330,985,929.89x = 87,623,760,531,171,088
  5. Step 5: Solve for x
    x = 87,623,760,531,171,088/330,985,929.89
  6. Step 6: Final answer
    x = 264,735,605.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.