Home / 347,988,220.60-521,656,205.42-117,796,225.72

Finding the Fourth Proportional to 347,988,220.60, 521,656,205.42 and 117,796,225.72

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Solution

The fourth proportional to 347,988,220.60, 521,656,205.42 and 117,796,225.72 is: 176,583,943.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,988,220.60 : 521,656,205.42 = 117,796,225.72 : x
  2. Step 2: Convert to fraction form
    347,988,220.60/521,656,205.42 = 117,796,225.72/x
  3. Step 3: Cross multiply
    347,988,220.60x = 521,656,205.42 × 117,796,225.72
  4. Step 4: Simplify right side
    347,988,220.60x = 61,449,132,121,893,008
  5. Step 5: Solve for x
    x = 61,449,132,121,893,008/347,988,220.60
  6. Step 6: Final answer
    x = 176,583,943.03

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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.