Home / 232,991,639.20-349,487,458.80-229,968,330.40

Finding the Fourth Proportional to 232,991,639.20, 349,487,458.80 and 229,968,330.40

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Solution

The fourth proportional to 232,991,639.20, 349,487,458.80 and 229,968,330.40 is: 344,952,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,991,639.20 : 349,487,458.80 = 229,968,330.40 : x
  2. Step 2: Convert to fraction form
    232,991,639.20/349,487,458.80 = 229,968,330.40/x
  3. Step 3: Cross multiply
    232,991,639.20x = 349,487,458.80 × 229,968,330.40
  4. Step 4: Simplify right side
    232,991,639.20x = 80,371,047,395,974,800
  5. Step 5: Solve for x
    x = 80,371,047,395,974,800/232,991,639.20
  6. Step 6: Final answer
    x = 344,952,495.60

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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.