Home / 352,272,005.80-528,408,008.70-229,827,999.40

Finding the Fourth Proportional to 352,272,005.80, 528,408,008.70 and 229,827,999.40

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Solution

The fourth proportional to 352,272,005.80, 528,408,008.70 and 229,827,999.40 is: 344,741,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,272,005.80 : 528,408,008.70 = 229,827,999.40 : x
  2. Step 2: Convert to fraction form
    352,272,005.80/528,408,008.70 = 229,827,999.40/x
  3. Step 3: Cross multiply
    352,272,005.80x = 528,408,008.70 × 229,827,999.40
  4. Step 4: Simplify right side
    352,272,005.80x = 121,442,955,506,458,800
  5. Step 5: Solve for x
    x = 121,442,955,506,458,800/352,272,005.80
  6. Step 6: Final answer
    x = 344,741,999.10

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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.