Home / 221,341,330.80-332,212,762.80-112,242,398.40

Finding the Fourth Proportional to 221,341,330.80, 332,212,762.80 and 112,242,398.40

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Solution

The fourth proportional to 221,341,330.80, 332,212,762.80 and 112,242,398.40 is: 168,465,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,341,330.80 : 332,212,762.80 = 112,242,398.40 : x
  2. Step 2: Convert to fraction form
    221,341,330.80/332,212,762.80 = 112,242,398.40/x
  3. Step 3: Cross multiply
    221,341,330.80x = 332,212,762.80 × 112,242,398.40
  4. Step 4: Simplify right side
    221,341,330.80x = 37,288,357,275,762,304
  5. Step 5: Solve for x
    x = 37,288,357,275,762,304/221,341,330.80
  6. Step 6: Final answer
    x = 168,465,406.53

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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.