Home / 675,214,926.08-1,012,811,334.24-215,146,875.20

Finding the Fourth Proportional to 675,214,926.08, 1,012,811,334.24 and 215,146,875.20

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Solution

The fourth proportional to 675,214,926.08, 1,012,811,334.24 and 215,146,875.20 is: 322,716,790.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,214,926.08 : 1,012,811,334.24 = 215,146,875.20 : x
  2. Step 2: Convert to fraction form
    675,214,926.08/1,012,811,334.24 = 215,146,875.20/x
  3. Step 3: Cross multiply
    675,214,926.08x = 1,012,811,334.24 × 215,146,875.20
  4. Step 4: Simplify right side
    675,214,926.08x = 217,903,193,728,878,752
  5. Step 5: Solve for x
    x = 217,903,193,728,878,752/675,214,926.08
  6. Step 6: Final answer
    x = 322,716,790.33

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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.