Home / 161,749,004.10-242,623,506.15-100,527,000.90

Finding the Fourth Proportional to 161,749,004.10, 242,623,506.15 and 100,527,000.90

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Solution

The fourth proportional to 161,749,004.10, 242,623,506.15 and 100,527,000.90 is: 150,790,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,749,004.10 : 242,623,506.15 = 100,527,000.90 : x
  2. Step 2: Convert to fraction form
    161,749,004.10/242,623,506.15 = 100,527,000.90/x
  3. Step 3: Cross multiply
    161,749,004.10x = 242,623,506.15 × 100,527,000.90
  4. Step 4: Simplify right side
    161,749,004.10x = 24,390,213,421,102,208
  5. Step 5: Solve for x
    x = 24,390,213,421,102,208/161,749,004.10
  6. Step 6: Final answer
    x = 150,790,501.35

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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.