Home / 217,804,925.60-325,762,604.40-194,941,152.80

Finding the Fourth Proportional to 217,804,925.60, 325,762,604.40 and 194,941,152.80

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Solution

The fourth proportional to 217,804,925.60, 325,762,604.40 and 194,941,152.80 is: 291,566,122.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,804,925.60 : 325,762,604.40 = 194,941,152.80 : x
  2. Step 2: Convert to fraction form
    217,804,925.60/325,762,604.40 = 194,941,152.80/x
  3. Step 3: Cross multiply
    217,804,925.60x = 325,762,604.40 × 194,941,152.80
  4. Step 4: Simplify right side
    217,804,925.60x = 63,504,537,640,866,352
  5. Step 5: Solve for x
    x = 63,504,537,640,866,352/217,804,925.60
  6. Step 6: Final answer
    x = 291,566,122.60

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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.