Home / 221,601,866.40-332,402,799.60-170,583,530.40

Finding the Fourth Proportional to 221,601,866.40, 332,402,799.60 and 170,583,530.40

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Solution

The fourth proportional to 221,601,866.40, 332,402,799.60 and 170,583,530.40 is: 255,875,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,601,866.40 : 332,402,799.60 = 170,583,530.40 : x
  2. Step 2: Convert to fraction form
    221,601,866.40/332,402,799.60 = 170,583,530.40/x
  3. Step 3: Cross multiply
    221,601,866.40x = 332,402,799.60 × 170,583,530.40
  4. Step 4: Simplify right side
    221,601,866.40x = 56,702,443,070,611,712
  5. Step 5: Solve for x
    x = 56,702,443,070,611,712/221,601,866.40
  6. Step 6: Final answer
    x = 255,875,295.60

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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.