Home / 354,294,706.20-531,442,059.30-225,473,407.80

Finding the Fourth Proportional to 354,294,706.20, 531,442,059.30 and 225,473,407.80

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Solution

The fourth proportional to 354,294,706.20, 531,442,059.30 and 225,473,407.80 is: 338,210,111.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,706.20 : 531,442,059.30 = 225,473,407.80 : x
  2. Step 2: Convert to fraction form
    354,294,706.20/531,442,059.30 = 225,473,407.80/x
  3. Step 3: Cross multiply
    354,294,706.20x = 531,442,059.30 × 225,473,407.80
  4. Step 4: Simplify right side
    354,294,706.20x = 119,826,052,158,620,688
  5. Step 5: Solve for x
    x = 119,826,052,158,620,688/354,294,706.20
  6. Step 6: Final answer
    x = 338,210,111.70

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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.