Home / 161,838,455.10-242,757,682.65-92,680,266.30

Finding the Fourth Proportional to 161,838,455.10, 242,757,682.65 and 92,680,266.30

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Solution

The fourth proportional to 161,838,455.10, 242,757,682.65 and 92,680,266.30 is: 139,020,399.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,838,455.10 : 242,757,682.65 = 92,680,266.30 : x
  2. Step 2: Convert to fraction form
    161,838,455.10/242,757,682.65 = 92,680,266.30/x
  3. Step 3: Cross multiply
    161,838,455.10x = 242,757,682.65 × 92,680,266.30
  4. Step 4: Simplify right side
    161,838,455.10x = 22,498,846,674,372,888
  5. Step 5: Solve for x
    x = 22,498,846,674,372,888/161,838,455.10
  6. Step 6: Final answer
    x = 139,020,399.45

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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.