Home / 65,579,795.80-98,369,693.70-31,492,922.20

Finding the Fourth Proportional to 65,579,795.80, 98,369,693.70 and 31,492,922.20

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Solution

The fourth proportional to 65,579,795.80, 98,369,693.70 and 31,492,922.20 is: 47,239,383.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,579,795.80 : 98,369,693.70 = 31,492,922.20 : x
  2. Step 2: Convert to fraction form
    65,579,795.80/98,369,693.70 = 31,492,922.20/x
  3. Step 3: Cross multiply
    65,579,795.80x = 98,369,693.70 × 31,492,922.20
  4. Step 4: Simplify right side
    65,579,795.80x = 3,097,949,110,531,930
  5. Step 5: Solve for x
    x = 3,097,949,110,531,930/65,579,795.80
  6. Step 6: Final answer
    x = 47,239,383.30

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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.