Home / 1,114,981,430.45-1,672,114,120.10-367,829,266.66

Finding the Fourth Proportional to 1,114,981,430.45, 1,672,114,120.10 and 367,829,266.66

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Solution

The fourth proportional to 1,114,981,430.45, 1,672,114,120.10 and 367,829,266.66 is: 551,625,788.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,981,430.45 : 1,672,114,120.10 = 367,829,266.66 : x
  2. Step 2: Convert to fraction form
    1,114,981,430.45/1,672,114,120.10 = 367,829,266.66/x
  3. Step 3: Cross multiply
    1,114,981,430.45x = 1,672,114,120.10 × 367,829,266.66
  4. Step 4: Simplify right side
    1,114,981,430.45x = 615,052,510,563,592,576
  5. Step 5: Solve for x
    x = 615,052,510,563,592,576/1,114,981,430.45
  6. Step 6: Final answer
    x = 551,625,788.35

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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.