Home / 191,664,000.20-287,496,000.30-89,627,328.20

Finding the Fourth Proportional to 191,664,000.20, 287,496,000.30 and 89,627,328.20

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Solution

The fourth proportional to 191,664,000.20, 287,496,000.30 and 89,627,328.20 is: 134,440,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,664,000.20 : 287,496,000.30 = 89,627,328.20 : x
  2. Step 2: Convert to fraction form
    191,664,000.20/287,496,000.30 = 89,627,328.20/x
  3. Step 3: Cross multiply
    191,664,000.20x = 287,496,000.30 × 89,627,328.20
  4. Step 4: Simplify right side
    191,664,000.20x = 25,767,498,375,075,400
  5. Step 5: Solve for x
    x = 25,767,498,375,075,400/191,664,000.20
  6. Step 6: Final answer
    x = 134,440,992.30

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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.