Home / 196,992,261.60-295,488,392.40-132,495,007.20

Finding the Fourth Proportional to 196,992,261.60, 295,488,392.40 and 132,495,007.20

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Solution

The fourth proportional to 196,992,261.60, 295,488,392.40 and 132,495,007.20 is: 198,742,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,261.60 : 295,488,392.40 = 132,495,007.20 : x
  2. Step 2: Convert to fraction form
    196,992,261.60/295,488,392.40 = 132,495,007.20/x
  3. Step 3: Cross multiply
    196,992,261.60x = 295,488,392.40 × 132,495,007.20
  4. Step 4: Simplify right side
    196,992,261.60x = 39,150,736,678,554,424
  5. Step 5: Solve for x
    x = 39,150,736,678,554,424/196,992,261.60
  6. Step 6: Final answer
    x = 198,742,510.80

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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.