Home / 166,025,005.43-249,188,631.66-88,367,106.74

Finding the Fourth Proportional to 166,025,005.43, 249,188,631.66 and 88,367,106.74

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Solution

The fourth proportional to 166,025,005.43, 249,188,631.66 and 88,367,106.74 is: 132,631,095.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,025,005.43 : 249,188,631.66 = 88,367,106.74 : x
  2. Step 2: Convert to fraction form
    166,025,005.43/249,188,631.66 = 88,367,106.74/x
  3. Step 3: Cross multiply
    166,025,005.43x = 249,188,631.66 × 88,367,106.74
  4. Step 4: Simplify right side
    166,025,005.43x = 22,020,078,411,047,820
  5. Step 5: Solve for x
    x = 22,020,078,411,047,820/166,025,005.43
  6. Step 6: Final answer
    x = 132,631,095.87

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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.