Home / 352,272,907.60-528,409,361.40-229,828,901.20

Finding the Fourth Proportional to 352,272,907.60, 528,409,361.40 and 229,828,901.20

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Solution

The fourth proportional to 352,272,907.60, 528,409,361.40 and 229,828,901.20 is: 344,743,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,272,907.60 : 528,409,361.40 = 229,828,901.20 : x
  2. Step 2: Convert to fraction form
    352,272,907.60/528,409,361.40 = 229,828,901.20/x
  3. Step 3: Cross multiply
    352,272,907.60x = 528,409,361.40 × 229,828,901.20
  4. Step 4: Simplify right side
    352,272,907.60x = 121,443,742,914,355,680
  5. Step 5: Solve for x
    x = 121,443,742,914,355,680/352,272,907.60
  6. Step 6: Final answer
    x = 344,743,351.80

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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.