Home / 237,235,411.40-355,853,117.10-145,402,406.60

Finding the Fourth Proportional to 237,235,411.40, 355,853,117.10 and 145,402,406.60

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Solution

The fourth proportional to 237,235,411.40, 355,853,117.10 and 145,402,406.60 is: 218,103,609.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,235,411.40 : 355,853,117.10 = 145,402,406.60 : x
  2. Step 2: Convert to fraction form
    237,235,411.40/355,853,117.10 = 145,402,406.60/x
  3. Step 3: Cross multiply
    237,235,411.40x = 355,853,117.10 × 145,402,406.60
  4. Step 4: Simplify right side
    237,235,411.40x = 51,741,899,622,451,616
  5. Step 5: Solve for x
    x = 51,741,899,622,451,616/237,235,411.40
  6. Step 6: Final answer
    x = 218,103,609.90

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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.