Home / 189,918,000.10-284,877,000.15-173,289,801.70

Finding the Fourth Proportional to 189,918,000.10, 284,877,000.15 and 173,289,801.70

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Solution

The fourth proportional to 189,918,000.10, 284,877,000.15 and 173,289,801.70 is: 259,934,702.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,918,000.10 : 284,877,000.15 = 173,289,801.70 : x
  2. Step 2: Convert to fraction form
    189,918,000.10/284,877,000.15 = 173,289,801.70/x
  3. Step 3: Cross multiply
    189,918,000.10x = 284,877,000.15 × 173,289,801.70
  4. Step 4: Simplify right side
    189,918,000.10x = 49,366,278,864,884,360
  5. Step 5: Solve for x
    x = 49,366,278,864,884,360/189,918,000.10
  6. Step 6: Final answer
    x = 259,934,702.55

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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.