Home / 289,732,014.20-434,598,021.30-95,673,380.60

Finding the Fourth Proportional to 289,732,014.20, 434,598,021.30 and 95,673,380.60

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Solution

The fourth proportional to 289,732,014.20, 434,598,021.30 and 95,673,380.60 is: 143,510,070.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,732,014.20 : 434,598,021.30 = 95,673,380.60 : x
  2. Step 2: Convert to fraction form
    289,732,014.20/434,598,021.30 = 95,673,380.60/x
  3. Step 3: Cross multiply
    289,732,014.20x = 434,598,021.30 × 95,673,380.60
  4. Step 4: Simplify right side
    289,732,014.20x = 41,579,461,899,841,808
  5. Step 5: Solve for x
    x = 41,579,461,899,841,808/289,732,014.20
  6. Step 6: Final answer
    x = 143,510,070.90

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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.