Home / 371,773,828.20-557,660,742.30-223,820,653.80

Finding the Fourth Proportional to 371,773,828.20, 557,660,742.30 and 223,820,653.80

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Solution

The fourth proportional to 371,773,828.20, 557,660,742.30 and 223,820,653.80 is: 335,730,980.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,773,828.20 : 557,660,742.30 = 223,820,653.80 : x
  2. Step 2: Convert to fraction form
    371,773,828.20/557,660,742.30 = 223,820,653.80/x
  3. Step 3: Cross multiply
    371,773,828.20x = 557,660,742.30 × 223,820,653.80
  4. Step 4: Simplify right side
    371,773,828.20x = 124,815,991,940,179,312
  5. Step 5: Solve for x
    x = 124,815,991,940,179,312/371,773,828.20
  6. Step 6: Final answer
    x = 335,730,980.70

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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.