Home / 259,656,011.34-389,556,831.82-104,318,898.92

Finding the Fourth Proportional to 259,656,011.34, 389,556,831.82 and 104,318,898.92

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Solution

The fourth proportional to 259,656,011.34, 389,556,831.82 and 104,318,898.92 is: 156,507,602.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,656,011.34 : 389,556,831.82 = 104,318,898.92 : x
  2. Step 2: Convert to fraction form
    259,656,011.34/389,556,831.82 = 104,318,898.92/x
  3. Step 3: Cross multiply
    259,656,011.34x = 389,556,831.82 × 104,318,898.92
  4. Step 4: Simplify right side
    259,656,011.34x = 40,638,139,762,226,016
  5. Step 5: Solve for x
    x = 40,638,139,762,226,016/259,656,011.34
  6. Step 6: Final answer
    x = 156,507,602.32

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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.