Home / 145,152,235.80-217,476,411.30-136,082,309.40

Finding the Fourth Proportional to 145,152,235.80, 217,476,411.30 and 136,082,309.40

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Solution

The fourth proportional to 145,152,235.80, 217,476,411.30 and 136,082,309.40 is: 203,887,264.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,152,235.80 : 217,476,411.30 = 136,082,309.40 : x
  2. Step 2: Convert to fraction form
    145,152,235.80/217,476,411.30 = 136,082,309.40/x
  3. Step 3: Cross multiply
    145,152,235.80x = 217,476,411.30 × 136,082,309.40
  4. Step 4: Simplify right side
    145,152,235.80x = 29,594,692,289,728,260
  5. Step 5: Solve for x
    x = 29,594,692,289,728,260/145,152,235.80
  6. Step 6: Final answer
    x = 203,887,264.48

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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.