Home / 107,352,000.30-161,028,000.45-100,124,402.70

Finding the Fourth Proportional to 107,352,000.30, 161,028,000.45 and 100,124,402.70

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Solution

The fourth proportional to 107,352,000.30, 161,028,000.45 and 100,124,402.70 is: 150,186,604.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,352,000.30 : 161,028,000.45 = 100,124,402.70 : x
  2. Step 2: Convert to fraction form
    107,352,000.30/161,028,000.45 = 100,124,402.70/x
  3. Step 3: Cross multiply
    107,352,000.30x = 161,028,000.45 × 100,124,402.70
  4. Step 4: Simplify right side
    107,352,000.30x = 16,122,832,363,031,580
  5. Step 5: Solve for x
    x = 16,122,832,363,031,580/107,352,000.30
  6. Step 6: Final answer
    x = 150,186,604.05

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1.5x scale

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.