Home / 168,742,345.28-252,700,758.04-152,384,596.16

Finding the Fourth Proportional to 168,742,345.28, 252,700,758.04 and 152,384,596.16

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Solution

The fourth proportional to 168,742,345.28, 252,700,758.04 and 152,384,596.16 is: 228,204,146.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,742,345.28 : 252,700,758.04 = 152,384,596.16 : x
  2. Step 2: Convert to fraction form
    168,742,345.28/252,700,758.04 = 152,384,596.16/x
  3. Step 3: Cross multiply
    168,742,345.28x = 252,700,758.04 × 152,384,596.16
  4. Step 4: Simplify right side
    168,742,345.28x = 38,507,702,963,251,272
  5. Step 5: Solve for x
    x = 38,507,702,963,251,272/168,742,345.28
  6. Step 6: Final answer
    x = 228,204,146.98

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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.